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<a class="jxr_linenumber" name="1" href="#1">1</a>   <em class="jxr_comment">/*</em>
<a class="jxr_linenumber" name="2" href="#2">2</a>   <em class="jxr_comment"> * Copyright 2014 The Netty Project</em>
<a class="jxr_linenumber" name="3" href="#3">3</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="4" href="#4">4</a>   <em class="jxr_comment"> * The Netty Project licenses this file to you under the Apache License,</em>
<a class="jxr_linenumber" name="5" href="#5">5</a>   <em class="jxr_comment"> * version 2.0 (the "License"); you may not use this file except in compliance</em>
<a class="jxr_linenumber" name="6" href="#6">6</a>   <em class="jxr_comment"> * with the License. You may obtain a copy of the License at:</em>
<a class="jxr_linenumber" name="7" href="#7">7</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="8" href="#8">8</a>   <em class="jxr_comment"> * <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
<a class="jxr_linenumber" name="9" href="#9">9</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="10" href="#10">10</a>  <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing, software</em>
<a class="jxr_linenumber" name="11" href="#11">11</a>  <em class="jxr_comment"> * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT</em>
<a class="jxr_linenumber" name="12" href="#12">12</a>  <em class="jxr_comment"> * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the</em>
<a class="jxr_linenumber" name="13" href="#13">13</a>  <em class="jxr_comment"> * License for the specific language governing permissions and limitations</em>
<a class="jxr_linenumber" name="14" href="#14">14</a>  <em class="jxr_comment"> * under the License.</em>
<a class="jxr_linenumber" name="15" href="#15">15</a>  <em class="jxr_comment"> */</em>
<a class="jxr_linenumber" name="16" href="#16">16</a>  <strong class="jxr_keyword">package</strong> org.jboss.netty.handler.traffic;
<a class="jxr_linenumber" name="17" href="#17">17</a>  
<a class="jxr_linenumber" name="18" href="#18">18</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.channel.Channel;
<a class="jxr_linenumber" name="19" href="#19">19</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.channel.ChannelHandler.Sharable;
<a class="jxr_linenumber" name="20" href="#20">20</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.channel.ChannelHandlerContext;
<a class="jxr_linenumber" name="21" href="#21">21</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.channel.ChannelStateEvent;
<a class="jxr_linenumber" name="22" href="#22">22</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.channel.MessageEvent;
<a class="jxr_linenumber" name="23" href="#23">23</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.logging.InternalLogger;
<a class="jxr_linenumber" name="24" href="#24">24</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.logging.InternalLoggerFactory;
<a class="jxr_linenumber" name="25" href="#25">25</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.util.ObjectSizeEstimator;
<a class="jxr_linenumber" name="26" href="#26">26</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.util.Timeout;
<a class="jxr_linenumber" name="27" href="#27">27</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.util.Timer;
<a class="jxr_linenumber" name="28" href="#28">28</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.util.TimerTask;
<a class="jxr_linenumber" name="29" href="#29">29</a>  
<a class="jxr_linenumber" name="30" href="#30">30</a>  <strong class="jxr_keyword">import</strong> java.util.AbstractCollection;
<a class="jxr_linenumber" name="31" href="#31">31</a>  <strong class="jxr_keyword">import</strong> java.util.Collection;
<a class="jxr_linenumber" name="32" href="#32">32</a>  <strong class="jxr_keyword">import</strong> java.util.Iterator;
<a class="jxr_linenumber" name="33" href="#33">33</a>  <strong class="jxr_keyword">import</strong> java.util.LinkedList;
<a class="jxr_linenumber" name="34" href="#34">34</a>  <strong class="jxr_keyword">import</strong> java.util.List;
<a class="jxr_linenumber" name="35" href="#35">35</a>  <strong class="jxr_keyword">import</strong> java.util.concurrent.ConcurrentHashMap;
<a class="jxr_linenumber" name="36" href="#36">36</a>  <strong class="jxr_keyword">import</strong> java.util.concurrent.ConcurrentMap;
<a class="jxr_linenumber" name="37" href="#37">37</a>  <strong class="jxr_keyword">import</strong> java.util.concurrent.TimeUnit;
<a class="jxr_linenumber" name="38" href="#38">38</a>  <strong class="jxr_keyword">import</strong> java.util.concurrent.atomic.AtomicLong;
<a class="jxr_linenumber" name="39" href="#39">39</a>  
<a class="jxr_linenumber" name="40" href="#40">40</a>  <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="41" href="#41">41</a>  <em class="jxr_javadoccomment"> * This implementation of the {@link AbstractTrafficShapingHandler} is for global</em>
<a class="jxr_linenumber" name="42" href="#42">42</a>  <em class="jxr_javadoccomment"> * and per channel traffic shaping, that is to say a global limitation of the bandwidth, whatever</em>
<a class="jxr_linenumber" name="43" href="#43">43</a>  <em class="jxr_javadoccomment"> * the number of opened channels and a per channel limitation of the bandwidth.&lt;br&gt;&lt;br&gt;</em>
<a class="jxr_linenumber" name="44" href="#44">44</a>  <em class="jxr_javadoccomment"> * This version shall not be in the same pipeline than other TrafficShapingHandler.&lt;br&gt;&lt;br&gt;</em>
<a class="jxr_linenumber" name="45" href="#45">45</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="46" href="#46">46</a>  <em class="jxr_javadoccomment"> * The general use should be as follow:&lt;br&gt;</em>
<a class="jxr_linenumber" name="47" href="#47">47</a>  <em class="jxr_javadoccomment"> * &lt;ul&gt;</em>
<a class="jxr_linenumber" name="48" href="#48">48</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;Create your unique GlobalChannelTrafficShapingHandler like:&lt;br&gt;&lt;br&gt;</em>
<a class="jxr_linenumber" name="49" href="#49">49</a>  <em class="jxr_javadoccomment"> * &lt;tt&gt;GlobalChannelTrafficShapingHandler myHandler = new GlobalChannelTrafficShapingHandler(executor);&lt;/tt&gt;&lt;br&gt;&lt;br&gt;</em>
<a class="jxr_linenumber" name="50" href="#50">50</a>  <em class="jxr_javadoccomment"> * The executor could be the underlying IO worker pool&lt;br&gt;</em>
<a class="jxr_linenumber" name="51" href="#51">51</a>  <em class="jxr_javadoccomment"> * &lt;tt&gt;pipeline.addLast(myHandler);&lt;/tt&gt;&lt;br&gt;&lt;br&gt;</em>
<a class="jxr_linenumber" name="52" href="#52">52</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="53" href="#53">53</a>  <em class="jxr_javadoccomment"> * &lt;b&gt;Note that this handler has a Pipeline Coverage of "all" which means only one such handler must be created</em>
<a class="jxr_linenumber" name="54" href="#54">54</a>  <em class="jxr_javadoccomment"> * and shared among all channels as the counter must be shared among all channels.&lt;/b&gt;&lt;br&gt;&lt;br&gt;</em>
<a class="jxr_linenumber" name="55" href="#55">55</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="56" href="#56">56</a>  <em class="jxr_javadoccomment"> * Other arguments can be passed like write or read limitation (in bytes/s where 0 means no limitation)</em>
<a class="jxr_linenumber" name="57" href="#57">57</a>  <em class="jxr_javadoccomment"> * or the check interval (in millisecond) that represents the delay between two computations of the</em>
<a class="jxr_linenumber" name="58" href="#58">58</a>  <em class="jxr_javadoccomment"> * bandwidth and so the call back of the doAccounting method (0 means no accounting at all).&lt;br&gt;</em>
<a class="jxr_linenumber" name="59" href="#59">59</a>  <em class="jxr_javadoccomment"> * Note that as this is a fusion of both Global and Channel Traffic Shaping, limits are in 2 sets,</em>
<a class="jxr_linenumber" name="60" href="#60">60</a>  <em class="jxr_javadoccomment"> * respectively Global and Channel.&lt;br&gt;&lt;br&gt;</em>
<a class="jxr_linenumber" name="61" href="#61">61</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="62" href="#62">62</a>  <em class="jxr_javadoccomment"> * A value of 0 means no accounting for checkInterval. If you need traffic shaping but no such accounting,</em>
<a class="jxr_linenumber" name="63" href="#63">63</a>  <em class="jxr_javadoccomment"> * it is recommended to set a positive value, even if it is high since the precision of the</em>
<a class="jxr_linenumber" name="64" href="#64">64</a>  <em class="jxr_javadoccomment"> * Traffic Shaping depends on the period where the traffic is computed. The highest the interval,</em>
<a class="jxr_linenumber" name="65" href="#65">65</a>  <em class="jxr_javadoccomment"> * the less precise the traffic shaping will be. It is suggested as higher value something close</em>
<a class="jxr_linenumber" name="66" href="#66">66</a>  <em class="jxr_javadoccomment"> * to 5 or 10 minutes.&lt;br&gt;&lt;br&gt;</em>
<a class="jxr_linenumber" name="67" href="#67">67</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="68" href="#68">68</a>  <em class="jxr_javadoccomment"> * maxTimeToWait, by default set to 15s, allows to specify an upper bound of time shaping.&lt;br&gt;&lt;br&gt;</em>
<a class="jxr_linenumber" name="69" href="#69">69</a>  <em class="jxr_javadoccomment"> * &lt;/li&gt;</em>
<a class="jxr_linenumber" name="70" href="#70">70</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;In your handler, you should consider to use the {@code channel.isWritable()} and</em>
<a class="jxr_linenumber" name="71" href="#71">71</a>  <em class="jxr_javadoccomment"> * {@code channelWritabilityChanged(ctx)} to handle writability, or through</em>
<a class="jxr_linenumber" name="72" href="#72">72</a>  <em class="jxr_javadoccomment"> * {@code future.addListener(new GenericFutureListener())} on the future returned by</em>
<a class="jxr_linenumber" name="73" href="#73">73</a>  <em class="jxr_javadoccomment"> * {@code ctx.write()}.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="74" href="#74">74</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;You shall also consider to have object size in read or write operations relatively adapted to</em>
<a class="jxr_linenumber" name="75" href="#75">75</a>  <em class="jxr_javadoccomment"> * the bandwidth you required: for instance having 10 MB objects for 10KB/s will lead to burst effect,</em>
<a class="jxr_linenumber" name="76" href="#76">76</a>  <em class="jxr_javadoccomment"> * while having 100 KB objects for 1 MB/s should be smoothly handle by this TrafficShaping handler.&lt;br&gt;&lt;br&gt;&lt;/li&gt;</em>
<a class="jxr_linenumber" name="77" href="#77">77</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;Some configuration methods will be taken as best effort, meaning</em>
<a class="jxr_linenumber" name="78" href="#78">78</a>  <em class="jxr_javadoccomment"> * that all already scheduled traffics will not be</em>
<a class="jxr_linenumber" name="79" href="#79">79</a>  <em class="jxr_javadoccomment"> * changed, but only applied to new traffics.&lt;br&gt;</em>
<a class="jxr_linenumber" name="80" href="#80">80</a>  <em class="jxr_javadoccomment"> * So the expected usage of those methods are to be used not too often,</em>
<a class="jxr_linenumber" name="81" href="#81">81</a>  <em class="jxr_javadoccomment"> * accordingly to the traffic shaping configuration.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="82" href="#82">82</a>  <em class="jxr_javadoccomment"> * &lt;/ul&gt;&lt;br&gt;</em>
<a class="jxr_linenumber" name="83" href="#83">83</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="84" href="#84">84</a>  <em class="jxr_javadoccomment"> * Be sure to call {@link #release()} once this handler is not needed anymore to release all internal resources.</em>
<a class="jxr_linenumber" name="85" href="#85">85</a>  <em class="jxr_javadoccomment"> * This will not shutdown the {@link Timer} as it may be shared, so you need to do this by your own.</em>
<a class="jxr_linenumber" name="86" href="#86">86</a>  <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="87" href="#87">87</a>  @Sharable
<a class="jxr_linenumber" name="88" href="#88">88</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/jboss/netty/handler/traffic/GlobalChannelTrafficShapingHandler.html">GlobalChannelTrafficShapingHandler</a> <strong class="jxr_keyword">extends</strong> <a href="../../../../../org/jboss/netty/handler/traffic/AbstractTrafficShapingHandler.html">AbstractTrafficShapingHandler</a> {
<a class="jxr_linenumber" name="89" href="#89">89</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../../org/jboss/netty/logging/InternalLogger.html">InternalLogger</a> logger =
<a class="jxr_linenumber" name="90" href="#90">90</a>              InternalLoggerFactory.getInstance(GlobalChannelTrafficShapingHandler.<strong class="jxr_keyword">class</strong>);
<a class="jxr_linenumber" name="91" href="#91">91</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="92" href="#92">92</a>  <em class="jxr_javadoccomment">     * All queues per channel</em>
<a class="jxr_linenumber" name="93" href="#93">93</a>  <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="94" href="#94">94</a>      <strong class="jxr_keyword">final</strong> ConcurrentMap&lt;Integer, PerChannel&gt; channelQueues = <strong class="jxr_keyword">new</strong> ConcurrentHashMap&lt;Integer, PerChannel&gt;();
<a class="jxr_linenumber" name="95" href="#95">95</a>  
<a class="jxr_linenumber" name="96" href="#96">96</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="97" href="#97">97</a>  <em class="jxr_javadoccomment">     * Global queues size</em>
<a class="jxr_linenumber" name="98" href="#98">98</a>  <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="99" href="#99">99</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> AtomicLong queuesSize = <strong class="jxr_keyword">new</strong> AtomicLong();
<a class="jxr_linenumber" name="100" href="#100">100</a> 
<a class="jxr_linenumber" name="101" href="#101">101</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="102" href="#102">102</a> <em class="jxr_javadoccomment">     * Maximum cumulative writing bytes for one channel among all (as long as channels stay the same)</em>
<a class="jxr_linenumber" name="103" href="#103">103</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="104" href="#104">104</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> AtomicLong cumulativeWrittenBytes = <strong class="jxr_keyword">new</strong> AtomicLong();
<a class="jxr_linenumber" name="105" href="#105">105</a> 
<a class="jxr_linenumber" name="106" href="#106">106</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="107" href="#107">107</a> <em class="jxr_javadoccomment">     * Maximum cumulative read bytes for one channel among all (as long as channels stay the same)</em>
<a class="jxr_linenumber" name="108" href="#108">108</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="109" href="#109">109</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> AtomicLong cumulativeReadBytes = <strong class="jxr_keyword">new</strong> AtomicLong();
<a class="jxr_linenumber" name="110" href="#110">110</a> 
<a class="jxr_linenumber" name="111" href="#111">111</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="112" href="#112">112</a> <em class="jxr_javadoccomment">     * Max size in the list before proposing to stop writing new objects from next handlers</em>
<a class="jxr_linenumber" name="113" href="#113">113</a> <em class="jxr_javadoccomment">     * for all channel (global)</em>
<a class="jxr_linenumber" name="114" href="#114">114</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="115" href="#115">115</a>     <strong class="jxr_keyword">long</strong> maxGlobalWriteSize = DEFAULT_MAX_SIZE * 100; <em class="jxr_comment">// default 400MB</em>
<a class="jxr_linenumber" name="116" href="#116">116</a> 
<a class="jxr_linenumber" name="117" href="#117">117</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="118" href="#118">118</a> <em class="jxr_javadoccomment">     * Limit in B/s to apply to write</em>
<a class="jxr_linenumber" name="119" href="#119">119</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="120" href="#120">120</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">volatile</strong> <strong class="jxr_keyword">long</strong> writeChannelLimit;
<a class="jxr_linenumber" name="121" href="#121">121</a> 
<a class="jxr_linenumber" name="122" href="#122">122</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="123" href="#123">123</a> <em class="jxr_javadoccomment">     * Limit in B/s to apply to read</em>
<a class="jxr_linenumber" name="124" href="#124">124</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="125" href="#125">125</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">volatile</strong> <strong class="jxr_keyword">long</strong> readChannelLimit;
<a class="jxr_linenumber" name="126" href="#126">126</a> 
<a class="jxr_linenumber" name="127" href="#127">127</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">float</strong> DEFAULT_DEVIATION = 0.1F;
<a class="jxr_linenumber" name="128" href="#128">128</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">float</strong> MAX_DEVIATION = 0.4F;
<a class="jxr_linenumber" name="129" href="#129">129</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">float</strong> DEFAULT_SLOWDOWN = 0.4F;
<a class="jxr_linenumber" name="130" href="#130">130</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">float</strong> DEFAULT_ACCELERATION = -0.1F;
<a class="jxr_linenumber" name="131" href="#131">131</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">volatile</strong> <strong class="jxr_keyword">float</strong> maxDeviation;
<a class="jxr_linenumber" name="132" href="#132">132</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">volatile</strong> <strong class="jxr_keyword">float</strong> accelerationFactor;
<a class="jxr_linenumber" name="133" href="#133">133</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">volatile</strong> <strong class="jxr_keyword">float</strong> slowDownFactor;
<a class="jxr_linenumber" name="134" href="#134">134</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">volatile</strong> <strong class="jxr_keyword">boolean</strong> readDeviationActive;
<a class="jxr_linenumber" name="135" href="#135">135</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">volatile</strong> <strong class="jxr_keyword">boolean</strong> writeDeviationActive;
<a class="jxr_linenumber" name="136" href="#136">136</a> 
<a class="jxr_linenumber" name="137" href="#137">137</a>     <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/jboss/netty/handler/traffic/GlobalTrafficShapingHandler.html">PerChannel</a> {
<a class="jxr_linenumber" name="138" href="#138">138</a>         List&lt;ToSend&gt; messagesQueue;
<a class="jxr_linenumber" name="139" href="#139">139</a>         <a href="../../../../../org/jboss/netty/handler/traffic/TrafficCounter.html">TrafficCounter</a> channelTrafficCounter;
<a class="jxr_linenumber" name="140" href="#140">140</a>         <strong class="jxr_keyword">long</strong> queueSize;
<a class="jxr_linenumber" name="141" href="#141">141</a>         <strong class="jxr_keyword">long</strong> lastWriteTimestamp;
<a class="jxr_linenumber" name="142" href="#142">142</a>         <strong class="jxr_keyword">long</strong> lastReadTimestamp;
<a class="jxr_linenumber" name="143" href="#143">143</a>     }
<a class="jxr_linenumber" name="144" href="#144">144</a> 
<a class="jxr_linenumber" name="145" href="#145">145</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="146" href="#146">146</a> <em class="jxr_javadoccomment">     * Create the global TrafficCounter.</em>
<a class="jxr_linenumber" name="147" href="#147">147</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="148" href="#148">148</a>     <strong class="jxr_keyword">void</strong> createGlobalTrafficCounter(<a href="../../../../../org/jboss/netty/util/Timer.html">Timer</a> timer) {
<a class="jxr_linenumber" name="149" href="#149">149</a>         <em class="jxr_comment">// Default</em>
<a class="jxr_linenumber" name="150" href="#150">150</a>         setMaxDeviation(DEFAULT_DEVIATION, DEFAULT_SLOWDOWN, DEFAULT_ACCELERATION);
<a class="jxr_linenumber" name="151" href="#151">151</a>         <strong class="jxr_keyword">if</strong> (timer == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="152" href="#152">152</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(<span class="jxr_string">"Timer must not be null"</span>);
<a class="jxr_linenumber" name="153" href="#153">153</a>         }
<a class="jxr_linenumber" name="154" href="#154">154</a>         <a href="../../../../../org/jboss/netty/handler/traffic/TrafficCounter.html">TrafficCounter</a> tc = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/jboss/netty/handler/traffic/GlobalChannelTrafficCounter.html">GlobalChannelTrafficCounter</a>(<strong class="jxr_keyword">this</strong>, timer, <span class="jxr_string">"GlobalChannelTC"</span>, checkInterval);
<a class="jxr_linenumber" name="155" href="#155">155</a>         setTrafficCounter(tc);
<a class="jxr_linenumber" name="156" href="#156">156</a>         tc.start();
<a class="jxr_linenumber" name="157" href="#157">157</a>     }
<a class="jxr_linenumber" name="158" href="#158">158</a> 
<a class="jxr_linenumber" name="159" href="#159">159</a>     @Override
<a class="jxr_linenumber" name="160" href="#160">160</a>     <strong class="jxr_keyword">int</strong> userDefinedWritabilityIndex() {
<a class="jxr_linenumber" name="161" href="#161">161</a>         <strong class="jxr_keyword">return</strong> AbstractTrafficShapingHandler.GLOBALCHANNEL_DEFAULT_USER_DEFINED_WRITABILITY_INDEX;
<a class="jxr_linenumber" name="162" href="#162">162</a>     }
<a class="jxr_linenumber" name="163" href="#163">163</a> 
<a class="jxr_linenumber" name="164" href="#164">164</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="165" href="#165">165</a> <em class="jxr_javadoccomment">     * Create a new instance.</em>
<a class="jxr_linenumber" name="166" href="#166">166</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="167" href="#167">167</a> <em class="jxr_javadoccomment">     * @param timer</em>
<a class="jxr_linenumber" name="168" href="#168">168</a> <em class="jxr_javadoccomment">     *            the {@link Timer} to use for the {@link TrafficCounter}.</em>
<a class="jxr_linenumber" name="169" href="#169">169</a> <em class="jxr_javadoccomment">     * @param writeGlobalLimit</em>
<a class="jxr_linenumber" name="170" href="#170">170</a> <em class="jxr_javadoccomment">     *            0 or a limit in bytes/s</em>
<a class="jxr_linenumber" name="171" href="#171">171</a> <em class="jxr_javadoccomment">     * @param readGlobalLimit</em>
<a class="jxr_linenumber" name="172" href="#172">172</a> <em class="jxr_javadoccomment">     *            0 or a limit in bytes/s</em>
<a class="jxr_linenumber" name="173" href="#173">173</a> <em class="jxr_javadoccomment">     * @param writeChannelLimit</em>
<a class="jxr_linenumber" name="174" href="#174">174</a> <em class="jxr_javadoccomment">     *            0 or a limit in bytes/s</em>
<a class="jxr_linenumber" name="175" href="#175">175</a> <em class="jxr_javadoccomment">     * @param readChannelLimit</em>
<a class="jxr_linenumber" name="176" href="#176">176</a> <em class="jxr_javadoccomment">     *            0 or a limit in bytes/s</em>
<a class="jxr_linenumber" name="177" href="#177">177</a> <em class="jxr_javadoccomment">     * @param checkInterval</em>
<a class="jxr_linenumber" name="178" href="#178">178</a> <em class="jxr_javadoccomment">     *            The delay between two computations of performances for</em>
<a class="jxr_linenumber" name="179" href="#179">179</a> <em class="jxr_javadoccomment">     *            channels or 0 if no stats are to be computed.</em>
<a class="jxr_linenumber" name="180" href="#180">180</a> <em class="jxr_javadoccomment">     * @param maxTime</em>
<a class="jxr_linenumber" name="181" href="#181">181</a> <em class="jxr_javadoccomment">     *            The maximum delay to wait in case of traffic excess.</em>
<a class="jxr_linenumber" name="182" href="#182">182</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="183" href="#183">183</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../../org/jboss/netty/handler/traffic/GlobalChannelTrafficShapingHandler.html">GlobalChannelTrafficShapingHandler</a>(<a href="../../../../../org/jboss/netty/util/Timer.html">Timer</a> timer,
<a class="jxr_linenumber" name="184" href="#184">184</a>             <strong class="jxr_keyword">long</strong> writeGlobalLimit, <strong class="jxr_keyword">long</strong> readGlobalLimit,
<a class="jxr_linenumber" name="185" href="#185">185</a>             <strong class="jxr_keyword">long</strong> writeChannelLimit, <strong class="jxr_keyword">long</strong> readChannelLimit,
<a class="jxr_linenumber" name="186" href="#186">186</a>             <strong class="jxr_keyword">long</strong> checkInterval, <strong class="jxr_keyword">long</strong> maxTime) {
<a class="jxr_linenumber" name="187" href="#187">187</a>         <strong class="jxr_keyword">super</strong>(timer, writeGlobalLimit, readGlobalLimit, checkInterval, maxTime);
<a class="jxr_linenumber" name="188" href="#188">188</a>         createGlobalTrafficCounter(timer);
<a class="jxr_linenumber" name="189" href="#189">189</a>         <strong class="jxr_keyword">this</strong>.writeChannelLimit = writeChannelLimit;
<a class="jxr_linenumber" name="190" href="#190">190</a>         <strong class="jxr_keyword">this</strong>.readChannelLimit = readChannelLimit;
<a class="jxr_linenumber" name="191" href="#191">191</a>     }
<a class="jxr_linenumber" name="192" href="#192">192</a> 
<a class="jxr_linenumber" name="193" href="#193">193</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="194" href="#194">194</a> <em class="jxr_javadoccomment">     * Create a new instance.</em>
<a class="jxr_linenumber" name="195" href="#195">195</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="196" href="#196">196</a> <em class="jxr_javadoccomment">     * @param timer</em>
<a class="jxr_linenumber" name="197" href="#197">197</a> <em class="jxr_javadoccomment">     *          the {@link Timer} to use for the {@link TrafficCounter}.</em>
<a class="jxr_linenumber" name="198" href="#198">198</a> <em class="jxr_javadoccomment">     * @param writeGlobalLimit</em>
<a class="jxr_linenumber" name="199" href="#199">199</a> <em class="jxr_javadoccomment">     *            0 or a limit in bytes/s</em>
<a class="jxr_linenumber" name="200" href="#200">200</a> <em class="jxr_javadoccomment">     * @param readGlobalLimit</em>
<a class="jxr_linenumber" name="201" href="#201">201</a> <em class="jxr_javadoccomment">     *            0 or a limit in bytes/s</em>
<a class="jxr_linenumber" name="202" href="#202">202</a> <em class="jxr_javadoccomment">     * @param writeChannelLimit</em>
<a class="jxr_linenumber" name="203" href="#203">203</a> <em class="jxr_javadoccomment">     *            0 or a limit in bytes/s</em>
<a class="jxr_linenumber" name="204" href="#204">204</a> <em class="jxr_javadoccomment">     * @param readChannelLimit</em>
<a class="jxr_linenumber" name="205" href="#205">205</a> <em class="jxr_javadoccomment">     *            0 or a limit in bytes/s</em>
<a class="jxr_linenumber" name="206" href="#206">206</a> <em class="jxr_javadoccomment">     * @param checkInterval</em>
<a class="jxr_linenumber" name="207" href="#207">207</a> <em class="jxr_javadoccomment">     *          The delay between two computations of performances for</em>
<a class="jxr_linenumber" name="208" href="#208">208</a> <em class="jxr_javadoccomment">     *            channels or 0 if no stats are to be computed.</em>
<a class="jxr_linenumber" name="209" href="#209">209</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="210" href="#210">210</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../../org/jboss/netty/handler/traffic/GlobalChannelTrafficShapingHandler.html">GlobalChannelTrafficShapingHandler</a>(<a href="../../../../../org/jboss/netty/util/Timer.html">Timer</a> timer,
<a class="jxr_linenumber" name="211" href="#211">211</a>             <strong class="jxr_keyword">long</strong> writeGlobalLimit, <strong class="jxr_keyword">long</strong> readGlobalLimit,
<a class="jxr_linenumber" name="212" href="#212">212</a>             <strong class="jxr_keyword">long</strong> writeChannelLimit, <strong class="jxr_keyword">long</strong> readChannelLimit,
<a class="jxr_linenumber" name="213" href="#213">213</a>             <strong class="jxr_keyword">long</strong> checkInterval) {
<a class="jxr_linenumber" name="214" href="#214">214</a>         <strong class="jxr_keyword">super</strong>(timer, writeGlobalLimit, readGlobalLimit, checkInterval);
<a class="jxr_linenumber" name="215" href="#215">215</a>         <strong class="jxr_keyword">this</strong>.writeChannelLimit = writeChannelLimit;
<a class="jxr_linenumber" name="216" href="#216">216</a>         <strong class="jxr_keyword">this</strong>.readChannelLimit = readChannelLimit;
<a class="jxr_linenumber" name="217" href="#217">217</a>         createGlobalTrafficCounter(timer);
<a class="jxr_linenumber" name="218" href="#218">218</a>     }
<a class="jxr_linenumber" name="219" href="#219">219</a> 
<a class="jxr_linenumber" name="220" href="#220">220</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="221" href="#221">221</a> <em class="jxr_javadoccomment">     * Create a new instance.</em>
<a class="jxr_linenumber" name="222" href="#222">222</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="223" href="#223">223</a> <em class="jxr_javadoccomment">     * @param timer</em>
<a class="jxr_linenumber" name="224" href="#224">224</a> <em class="jxr_javadoccomment">     *          the {@link Timer} to use for the {@link TrafficCounter}.</em>
<a class="jxr_linenumber" name="225" href="#225">225</a> <em class="jxr_javadoccomment">     * @param writeGlobalLimit</em>
<a class="jxr_linenumber" name="226" href="#226">226</a> <em class="jxr_javadoccomment">     *            0 or a limit in bytes/s</em>
<a class="jxr_linenumber" name="227" href="#227">227</a> <em class="jxr_javadoccomment">     * @param readGlobalLimit</em>
<a class="jxr_linenumber" name="228" href="#228">228</a> <em class="jxr_javadoccomment">     *            0 or a limit in bytes/s</em>
<a class="jxr_linenumber" name="229" href="#229">229</a> <em class="jxr_javadoccomment">     * @param writeChannelLimit</em>
<a class="jxr_linenumber" name="230" href="#230">230</a> <em class="jxr_javadoccomment">     *            0 or a limit in bytes/s</em>
<a class="jxr_linenumber" name="231" href="#231">231</a> <em class="jxr_javadoccomment">     * @param readChannelLimit</em>
<a class="jxr_linenumber" name="232" href="#232">232</a> <em class="jxr_javadoccomment">     *            0 or a limit in bytes/s</em>
<a class="jxr_linenumber" name="233" href="#233">233</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="234" href="#234">234</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../../org/jboss/netty/handler/traffic/GlobalChannelTrafficShapingHandler.html">GlobalChannelTrafficShapingHandler</a>(<a href="../../../../../org/jboss/netty/util/Timer.html">Timer</a> timer,
<a class="jxr_linenumber" name="235" href="#235">235</a>             <strong class="jxr_keyword">long</strong> writeGlobalLimit, <strong class="jxr_keyword">long</strong> readGlobalLimit,
<a class="jxr_linenumber" name="236" href="#236">236</a>             <strong class="jxr_keyword">long</strong> writeChannelLimit, <strong class="jxr_keyword">long</strong> readChannelLimit) {
<a class="jxr_linenumber" name="237" href="#237">237</a>         <strong class="jxr_keyword">super</strong>(timer, writeGlobalLimit, readGlobalLimit);
<a class="jxr_linenumber" name="238" href="#238">238</a>         <strong class="jxr_keyword">this</strong>.writeChannelLimit = writeChannelLimit;
<a class="jxr_linenumber" name="239" href="#239">239</a>         <strong class="jxr_keyword">this</strong>.readChannelLimit = readChannelLimit;
<a class="jxr_linenumber" name="240" href="#240">240</a>         createGlobalTrafficCounter(timer);
<a class="jxr_linenumber" name="241" href="#241">241</a>     }
<a class="jxr_linenumber" name="242" href="#242">242</a> 
<a class="jxr_linenumber" name="243" href="#243">243</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="244" href="#244">244</a> <em class="jxr_javadoccomment">     * Create a new instance.</em>
<a class="jxr_linenumber" name="245" href="#245">245</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="246" href="#246">246</a> <em class="jxr_javadoccomment">     * @param timer</em>
<a class="jxr_linenumber" name="247" href="#247">247</a> <em class="jxr_javadoccomment">     *          the {@link Timer} to use for the {@link TrafficCounter}.</em>
<a class="jxr_linenumber" name="248" href="#248">248</a> <em class="jxr_javadoccomment">     * @param checkInterval</em>
<a class="jxr_linenumber" name="249" href="#249">249</a> <em class="jxr_javadoccomment">     *          The delay between two computations of performances for</em>
<a class="jxr_linenumber" name="250" href="#250">250</a> <em class="jxr_javadoccomment">     *            channels or 0 if no stats are to be computed.</em>
<a class="jxr_linenumber" name="251" href="#251">251</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="252" href="#252">252</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../../org/jboss/netty/handler/traffic/GlobalChannelTrafficShapingHandler.html">GlobalChannelTrafficShapingHandler</a>(<a href="../../../../../org/jboss/netty/util/Timer.html">Timer</a> timer, <strong class="jxr_keyword">long</strong> checkInterval) {
<a class="jxr_linenumber" name="253" href="#253">253</a>         <strong class="jxr_keyword">super</strong>(timer, checkInterval);
<a class="jxr_linenumber" name="254" href="#254">254</a>         createGlobalTrafficCounter(timer);
<a class="jxr_linenumber" name="255" href="#255">255</a>     }
<a class="jxr_linenumber" name="256" href="#256">256</a> 
<a class="jxr_linenumber" name="257" href="#257">257</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="258" href="#258">258</a> <em class="jxr_javadoccomment">     * Create a new instance.</em>
<a class="jxr_linenumber" name="259" href="#259">259</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="260" href="#260">260</a> <em class="jxr_javadoccomment">     * @param timer</em>
<a class="jxr_linenumber" name="261" href="#261">261</a> <em class="jxr_javadoccomment">     *          the {@link Timer} to use for the {@link TrafficCounter}.</em>
<a class="jxr_linenumber" name="262" href="#262">262</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="263" href="#263">263</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../../org/jboss/netty/handler/traffic/GlobalChannelTrafficShapingHandler.html">GlobalChannelTrafficShapingHandler</a>(<a href="../../../../../org/jboss/netty/util/Timer.html">Timer</a> timer) {
<a class="jxr_linenumber" name="264" href="#264">264</a>         <strong class="jxr_keyword">super</strong>(timer);
<a class="jxr_linenumber" name="265" href="#265">265</a>         createGlobalTrafficCounter(timer);
<a class="jxr_linenumber" name="266" href="#266">266</a>     }
<a class="jxr_linenumber" name="267" href="#267">267</a> 
<a class="jxr_linenumber" name="268" href="#268">268</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="269" href="#269">269</a> <em class="jxr_javadoccomment">     * @param objectSizeEstimator ObjectSizeEstimator to use</em>
<a class="jxr_linenumber" name="270" href="#270">270</a> <em class="jxr_javadoccomment">     * @param timer</em>
<a class="jxr_linenumber" name="271" href="#271">271</a> <em class="jxr_javadoccomment">     *            the {@link Timer} to use for the {@link TrafficCounter}.</em>
<a class="jxr_linenumber" name="272" href="#272">272</a> <em class="jxr_javadoccomment">     * @param writeLimit write Global Limit</em>
<a class="jxr_linenumber" name="273" href="#273">273</a> <em class="jxr_javadoccomment">     *            0 or a limit in bytes/s</em>
<a class="jxr_linenumber" name="274" href="#274">274</a> <em class="jxr_javadoccomment">     * @param readLimit read Global Limit</em>
<a class="jxr_linenumber" name="275" href="#275">275</a> <em class="jxr_javadoccomment">     *            0 or a limit in bytes/s</em>
<a class="jxr_linenumber" name="276" href="#276">276</a> <em class="jxr_javadoccomment">     * @param writeChannelLimit</em>
<a class="jxr_linenumber" name="277" href="#277">277</a> <em class="jxr_javadoccomment">     *            0 or a limit in bytes/s</em>
<a class="jxr_linenumber" name="278" href="#278">278</a> <em class="jxr_javadoccomment">     * @param readChannelLimit</em>
<a class="jxr_linenumber" name="279" href="#279">279</a> <em class="jxr_javadoccomment">     *            0 or a limit in bytes/s</em>
<a class="jxr_linenumber" name="280" href="#280">280</a> <em class="jxr_javadoccomment">     * @param checkInterval</em>
<a class="jxr_linenumber" name="281" href="#281">281</a> <em class="jxr_javadoccomment">     *            The delay between two computations of performances for</em>
<a class="jxr_linenumber" name="282" href="#282">282</a> <em class="jxr_javadoccomment">     *            channels or 0 if no stats are to be computed.</em>
<a class="jxr_linenumber" name="283" href="#283">283</a> <em class="jxr_javadoccomment">     * @param maxTime</em>
<a class="jxr_linenumber" name="284" href="#284">284</a> <em class="jxr_javadoccomment">     *            The maximum delay to wait in case of traffic excess.</em>
<a class="jxr_linenumber" name="285" href="#285">285</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="286" href="#286">286</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../../org/jboss/netty/handler/traffic/GlobalChannelTrafficShapingHandler.html">GlobalChannelTrafficShapingHandler</a>(<a href="../../../../../org/jboss/netty/util/ObjectSizeEstimator.html">ObjectSizeEstimator</a> objectSizeEstimator, <a href="../../../../../org/jboss/netty/util/Timer.html">Timer</a> timer, <strong class="jxr_keyword">long</strong> writeLimit,
<a class="jxr_linenumber" name="287" href="#287">287</a>             <strong class="jxr_keyword">long</strong> readLimit, <strong class="jxr_keyword">long</strong> writeChannelLimit, <strong class="jxr_keyword">long</strong> readChannelLimit, <strong class="jxr_keyword">long</strong> checkInterval, <strong class="jxr_keyword">long</strong> maxTime) {
<a class="jxr_linenumber" name="288" href="#288">288</a>         <strong class="jxr_keyword">super</strong>(objectSizeEstimator, timer, writeLimit, readLimit, checkInterval, maxTime);
<a class="jxr_linenumber" name="289" href="#289">289</a>         <strong class="jxr_keyword">this</strong>.writeChannelLimit = writeChannelLimit;
<a class="jxr_linenumber" name="290" href="#290">290</a>         <strong class="jxr_keyword">this</strong>.readChannelLimit = readChannelLimit;
<a class="jxr_linenumber" name="291" href="#291">291</a>         createGlobalTrafficCounter(timer);
<a class="jxr_linenumber" name="292" href="#292">292</a>     }
<a class="jxr_linenumber" name="293" href="#293">293</a> 
<a class="jxr_linenumber" name="294" href="#294">294</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="295" href="#295">295</a> <em class="jxr_javadoccomment">     * @param objectSizeEstimator ObjectSizeEstimator to use</em>
<a class="jxr_linenumber" name="296" href="#296">296</a> <em class="jxr_javadoccomment">     * @param timer</em>
<a class="jxr_linenumber" name="297" href="#297">297</a> <em class="jxr_javadoccomment">     *            the {@link Timer} to use for the {@link TrafficCounter}.</em>
<a class="jxr_linenumber" name="298" href="#298">298</a> <em class="jxr_javadoccomment">     * @param writeLimit write Global Limit</em>
<a class="jxr_linenumber" name="299" href="#299">299</a> <em class="jxr_javadoccomment">     *            0 or a limit in bytes/s</em>
<a class="jxr_linenumber" name="300" href="#300">300</a> <em class="jxr_javadoccomment">     * @param readLimit read Global Limit</em>
<a class="jxr_linenumber" name="301" href="#301">301</a> <em class="jxr_javadoccomment">     *            0 or a limit in bytes/s</em>
<a class="jxr_linenumber" name="302" href="#302">302</a> <em class="jxr_javadoccomment">     * @param writeChannelLimit</em>
<a class="jxr_linenumber" name="303" href="#303">303</a> <em class="jxr_javadoccomment">     *            0 or a limit in bytes/s</em>
<a class="jxr_linenumber" name="304" href="#304">304</a> <em class="jxr_javadoccomment">     * @param readChannelLimit</em>
<a class="jxr_linenumber" name="305" href="#305">305</a> <em class="jxr_javadoccomment">     *            0 or a limit in bytes/s</em>
<a class="jxr_linenumber" name="306" href="#306">306</a> <em class="jxr_javadoccomment">     * @param checkInterval</em>
<a class="jxr_linenumber" name="307" href="#307">307</a> <em class="jxr_javadoccomment">     *            The delay between two computations of performances for</em>
<a class="jxr_linenumber" name="308" href="#308">308</a> <em class="jxr_javadoccomment">     *            channels or 0 if no stats are to be computed.</em>
<a class="jxr_linenumber" name="309" href="#309">309</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="310" href="#310">310</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../../org/jboss/netty/handler/traffic/GlobalChannelTrafficShapingHandler.html">GlobalChannelTrafficShapingHandler</a>(<a href="../../../../../org/jboss/netty/util/ObjectSizeEstimator.html">ObjectSizeEstimator</a> objectSizeEstimator, <a href="../../../../../org/jboss/netty/util/Timer.html">Timer</a> timer, <strong class="jxr_keyword">long</strong> writeLimit,
<a class="jxr_linenumber" name="311" href="#311">311</a>             <strong class="jxr_keyword">long</strong> readLimit, <strong class="jxr_keyword">long</strong> writeChannelLimit, <strong class="jxr_keyword">long</strong> readChannelLimit, <strong class="jxr_keyword">long</strong> checkInterval) {
<a class="jxr_linenumber" name="312" href="#312">312</a>         <strong class="jxr_keyword">super</strong>(objectSizeEstimator, timer, writeLimit, readLimit, checkInterval);
<a class="jxr_linenumber" name="313" href="#313">313</a>         <strong class="jxr_keyword">this</strong>.writeChannelLimit = writeChannelLimit;
<a class="jxr_linenumber" name="314" href="#314">314</a>         <strong class="jxr_keyword">this</strong>.readChannelLimit = readChannelLimit;
<a class="jxr_linenumber" name="315" href="#315">315</a>         createGlobalTrafficCounter(timer);
<a class="jxr_linenumber" name="316" href="#316">316</a>     }
<a class="jxr_linenumber" name="317" href="#317">317</a> 
<a class="jxr_linenumber" name="318" href="#318">318</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="319" href="#319">319</a> <em class="jxr_javadoccomment">     * @param objectSizeEstimator ObjectSizeEstimator to use</em>
<a class="jxr_linenumber" name="320" href="#320">320</a> <em class="jxr_javadoccomment">     * @param timer</em>
<a class="jxr_linenumber" name="321" href="#321">321</a> <em class="jxr_javadoccomment">     *            the {@link Timer} to use for the {@link TrafficCounter}.</em>
<a class="jxr_linenumber" name="322" href="#322">322</a> <em class="jxr_javadoccomment">     * @param writeLimit write Global Limit</em>
<a class="jxr_linenumber" name="323" href="#323">323</a> <em class="jxr_javadoccomment">     *            0 or a limit in bytes/s</em>
<a class="jxr_linenumber" name="324" href="#324">324</a> <em class="jxr_javadoccomment">     * @param readLimit read Global Limit</em>
<a class="jxr_linenumber" name="325" href="#325">325</a> <em class="jxr_javadoccomment">     *            0 or a limit in bytes/s</em>
<a class="jxr_linenumber" name="326" href="#326">326</a> <em class="jxr_javadoccomment">     * @param writeChannelLimit</em>
<a class="jxr_linenumber" name="327" href="#327">327</a> <em class="jxr_javadoccomment">     *            0 or a limit in bytes/s</em>
<a class="jxr_linenumber" name="328" href="#328">328</a> <em class="jxr_javadoccomment">     * @param readChannelLimit</em>
<a class="jxr_linenumber" name="329" href="#329">329</a> <em class="jxr_javadoccomment">     *            0 or a limit in bytes/s</em>
<a class="jxr_linenumber" name="330" href="#330">330</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="331" href="#331">331</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../../org/jboss/netty/handler/traffic/GlobalChannelTrafficShapingHandler.html">GlobalChannelTrafficShapingHandler</a>(<a href="../../../../../org/jboss/netty/util/ObjectSizeEstimator.html">ObjectSizeEstimator</a> objectSizeEstimator, <a href="../../../../../org/jboss/netty/util/Timer.html">Timer</a> timer, <strong class="jxr_keyword">long</strong> writeLimit,
<a class="jxr_linenumber" name="332" href="#332">332</a>             <strong class="jxr_keyword">long</strong> readLimit, <strong class="jxr_keyword">long</strong> writeChannelLimit, <strong class="jxr_keyword">long</strong> readChannelLimit) {
<a class="jxr_linenumber" name="333" href="#333">333</a>         <strong class="jxr_keyword">super</strong>(objectSizeEstimator, timer, writeLimit, readLimit);
<a class="jxr_linenumber" name="334" href="#334">334</a>         <strong class="jxr_keyword">this</strong>.writeChannelLimit = writeChannelLimit;
<a class="jxr_linenumber" name="335" href="#335">335</a>         <strong class="jxr_keyword">this</strong>.readChannelLimit = readChannelLimit;
<a class="jxr_linenumber" name="336" href="#336">336</a>         createGlobalTrafficCounter(timer);
<a class="jxr_linenumber" name="337" href="#337">337</a>     }
<a class="jxr_linenumber" name="338" href="#338">338</a> 
<a class="jxr_linenumber" name="339" href="#339">339</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="340" href="#340">340</a> <em class="jxr_javadoccomment">     * @param objectSizeEstimator ObjectSizeEstimator to use</em>
<a class="jxr_linenumber" name="341" href="#341">341</a> <em class="jxr_javadoccomment">     * @param timer</em>
<a class="jxr_linenumber" name="342" href="#342">342</a> <em class="jxr_javadoccomment">     *            the {@link Timer} to use for the {@link TrafficCounter}.</em>
<a class="jxr_linenumber" name="343" href="#343">343</a> <em class="jxr_javadoccomment">     * @param checkInterval</em>
<a class="jxr_linenumber" name="344" href="#344">344</a> <em class="jxr_javadoccomment">     *            The delay between two computations of performances for</em>
<a class="jxr_linenumber" name="345" href="#345">345</a> <em class="jxr_javadoccomment">     *            channels or 0 if no stats are to be computed.</em>
<a class="jxr_linenumber" name="346" href="#346">346</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="347" href="#347">347</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../../org/jboss/netty/handler/traffic/GlobalChannelTrafficShapingHandler.html">GlobalChannelTrafficShapingHandler</a>(<a href="../../../../../org/jboss/netty/util/ObjectSizeEstimator.html">ObjectSizeEstimator</a> objectSizeEstimator, <a href="../../../../../org/jboss/netty/util/Timer.html">Timer</a> timer,
<a class="jxr_linenumber" name="348" href="#348">348</a>             <strong class="jxr_keyword">long</strong> checkInterval) {
<a class="jxr_linenumber" name="349" href="#349">349</a>         <strong class="jxr_keyword">super</strong>(objectSizeEstimator, timer, checkInterval);
<a class="jxr_linenumber" name="350" href="#350">350</a>         createGlobalTrafficCounter(timer);
<a class="jxr_linenumber" name="351" href="#351">351</a>     }
<a class="jxr_linenumber" name="352" href="#352">352</a> 
<a class="jxr_linenumber" name="353" href="#353">353</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="354" href="#354">354</a> <em class="jxr_javadoccomment">     * @param objectSizeEstimator ObjectSizeEstimator to use</em>
<a class="jxr_linenumber" name="355" href="#355">355</a> <em class="jxr_javadoccomment">     * @param timer</em>
<a class="jxr_linenumber" name="356" href="#356">356</a> <em class="jxr_javadoccomment">     *            the {@link Timer} to use for the {@link TrafficCounter}.</em>
<a class="jxr_linenumber" name="357" href="#357">357</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="358" href="#358">358</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../../org/jboss/netty/handler/traffic/GlobalChannelTrafficShapingHandler.html">GlobalChannelTrafficShapingHandler</a>(<a href="../../../../../org/jboss/netty/util/ObjectSizeEstimator.html">ObjectSizeEstimator</a> objectSizeEstimator, <a href="../../../../../org/jboss/netty/util/Timer.html">Timer</a> timer) {
<a class="jxr_linenumber" name="359" href="#359">359</a>         <strong class="jxr_keyword">super</strong>(objectSizeEstimator, timer);
<a class="jxr_linenumber" name="360" href="#360">360</a>         createGlobalTrafficCounter(timer);
<a class="jxr_linenumber" name="361" href="#361">361</a>     }
<a class="jxr_linenumber" name="362" href="#362">362</a> 
<a class="jxr_linenumber" name="363" href="#363">363</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="364" href="#364">364</a> <em class="jxr_javadoccomment">     * @return the current max deviation.</em>
<a class="jxr_linenumber" name="365" href="#365">365</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="366" href="#366">366</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">float</strong> maxDeviation() {
<a class="jxr_linenumber" name="367" href="#367">367</a>         <strong class="jxr_keyword">return</strong> maxDeviation;
<a class="jxr_linenumber" name="368" href="#368">368</a>     }
<a class="jxr_linenumber" name="369" href="#369">369</a> 
<a class="jxr_linenumber" name="370" href="#370">370</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="371" href="#371">371</a> <em class="jxr_javadoccomment">     * @return the current acceleration factor.</em>
<a class="jxr_linenumber" name="372" href="#372">372</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="373" href="#373">373</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">float</strong> accelerationFactor() {
<a class="jxr_linenumber" name="374" href="#374">374</a>         <strong class="jxr_keyword">return</strong> accelerationFactor;
<a class="jxr_linenumber" name="375" href="#375">375</a>     }
<a class="jxr_linenumber" name="376" href="#376">376</a> 
<a class="jxr_linenumber" name="377" href="#377">377</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="378" href="#378">378</a> <em class="jxr_javadoccomment">     * @return the current slow down factor.</em>
<a class="jxr_linenumber" name="379" href="#379">379</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="380" href="#380">380</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">float</strong> slowDownFactor() {
<a class="jxr_linenumber" name="381" href="#381">381</a>         <strong class="jxr_keyword">return</strong> slowDownFactor;
<a class="jxr_linenumber" name="382" href="#382">382</a>     }
<a class="jxr_linenumber" name="383" href="#383">383</a> 
<a class="jxr_linenumber" name="384" href="#384">384</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="385" href="#385">385</a> <em class="jxr_javadoccomment">     * @param maxDeviation</em>
<a class="jxr_linenumber" name="386" href="#386">386</a> <em class="jxr_javadoccomment">     *            the maximum deviation to allow during computation of average, default deviation</em>
<a class="jxr_linenumber" name="387" href="#387">387</a> <em class="jxr_javadoccomment">     *            being 0.1, so +/-10% of the desired bandwidth. Maximum being 0.4.</em>
<a class="jxr_linenumber" name="388" href="#388">388</a> <em class="jxr_javadoccomment">     * @param slowDownFactor</em>
<a class="jxr_linenumber" name="389" href="#389">389</a> <em class="jxr_javadoccomment">     *            the factor set as +x% to the too fast client (minimal value being 0, meaning no</em>
<a class="jxr_linenumber" name="390" href="#390">390</a> <em class="jxr_javadoccomment">     *            slow down factor), default being 40% (0.4).</em>
<a class="jxr_linenumber" name="391" href="#391">391</a> <em class="jxr_javadoccomment">     * @param accelerationFactor</em>
<a class="jxr_linenumber" name="392" href="#392">392</a> <em class="jxr_javadoccomment">     *            the factor set as -x% to the too slow client (maximal value being 0, meaning no</em>
<a class="jxr_linenumber" name="393" href="#393">393</a> <em class="jxr_javadoccomment">     *            acceleration factor), default being -10% (-0.1).</em>
<a class="jxr_linenumber" name="394" href="#394">394</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="395" href="#395">395</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setMaxDeviation(<strong class="jxr_keyword">float</strong> maxDeviation, <strong class="jxr_keyword">float</strong> slowDownFactor, <strong class="jxr_keyword">float</strong> accelerationFactor) {
<a class="jxr_linenumber" name="396" href="#396">396</a>         <strong class="jxr_keyword">if</strong> (maxDeviation &gt; MAX_DEVIATION) {
<a class="jxr_linenumber" name="397" href="#397">397</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(<span class="jxr_string">"maxDeviation must be &lt;= "</span> + MAX_DEVIATION);
<a class="jxr_linenumber" name="398" href="#398">398</a>         }
<a class="jxr_linenumber" name="399" href="#399">399</a>         <strong class="jxr_keyword">if</strong> (slowDownFactor &lt; 0) {
<a class="jxr_linenumber" name="400" href="#400">400</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(<span class="jxr_string">"slowDownFactor must be &gt;= 0"</span>);
<a class="jxr_linenumber" name="401" href="#401">401</a>         }
<a class="jxr_linenumber" name="402" href="#402">402</a>         <strong class="jxr_keyword">if</strong> (accelerationFactor &gt; 0) {
<a class="jxr_linenumber" name="403" href="#403">403</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(<span class="jxr_string">"accelerationFactor must be &lt;= 0"</span>);
<a class="jxr_linenumber" name="404" href="#404">404</a>         }
<a class="jxr_linenumber" name="405" href="#405">405</a>         <strong class="jxr_keyword">this</strong>.maxDeviation = maxDeviation;
<a class="jxr_linenumber" name="406" href="#406">406</a>         <strong class="jxr_keyword">this</strong>.accelerationFactor = 1 + accelerationFactor;
<a class="jxr_linenumber" name="407" href="#407">407</a>         <strong class="jxr_keyword">this</strong>.slowDownFactor = 1 + slowDownFactor;
<a class="jxr_linenumber" name="408" href="#408">408</a>     }
<a class="jxr_linenumber" name="409" href="#409">409</a> 
<a class="jxr_linenumber" name="410" href="#410">410</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> computeDeviationCumulativeBytes() {
<a class="jxr_linenumber" name="411" href="#411">411</a>         <em class="jxr_comment">// compute the maximum cumulativeXxxxBytes among still connected Channels</em>
<a class="jxr_linenumber" name="412" href="#412">412</a>         <strong class="jxr_keyword">long</strong> maxWrittenBytes = 0;
<a class="jxr_linenumber" name="413" href="#413">413</a>         <strong class="jxr_keyword">long</strong> maxReadBytes = 0;
<a class="jxr_linenumber" name="414" href="#414">414</a>         <strong class="jxr_keyword">long</strong> minWrittenBytes = Long.MAX_VALUE;
<a class="jxr_linenumber" name="415" href="#415">415</a>         <strong class="jxr_keyword">long</strong> minReadBytes = Long.MAX_VALUE;
<a class="jxr_linenumber" name="416" href="#416">416</a>         <strong class="jxr_keyword">for</strong> (PerChannel perChannel : channelQueues.values()) {
<a class="jxr_linenumber" name="417" href="#417">417</a>             <strong class="jxr_keyword">long</strong> value = perChannel.channelTrafficCounter.getCumulativeWrittenBytes();
<a class="jxr_linenumber" name="418" href="#418">418</a>             <strong class="jxr_keyword">if</strong> (maxWrittenBytes &lt; value) {
<a class="jxr_linenumber" name="419" href="#419">419</a>                 maxWrittenBytes = value;
<a class="jxr_linenumber" name="420" href="#420">420</a>             }
<a class="jxr_linenumber" name="421" href="#421">421</a>             <strong class="jxr_keyword">if</strong> (minWrittenBytes &gt; value) {
<a class="jxr_linenumber" name="422" href="#422">422</a>                 minWrittenBytes = value;
<a class="jxr_linenumber" name="423" href="#423">423</a>             }
<a class="jxr_linenumber" name="424" href="#424">424</a>             value = perChannel.channelTrafficCounter.getCumulativeReadBytes();
<a class="jxr_linenumber" name="425" href="#425">425</a>             <strong class="jxr_keyword">if</strong> (maxReadBytes &lt; value) {
<a class="jxr_linenumber" name="426" href="#426">426</a>                 maxReadBytes = value;
<a class="jxr_linenumber" name="427" href="#427">427</a>             }
<a class="jxr_linenumber" name="428" href="#428">428</a>             <strong class="jxr_keyword">if</strong> (minReadBytes &gt; value) {
<a class="jxr_linenumber" name="429" href="#429">429</a>                 minReadBytes = value;
<a class="jxr_linenumber" name="430" href="#430">430</a>             }
<a class="jxr_linenumber" name="431" href="#431">431</a>         }
<a class="jxr_linenumber" name="432" href="#432">432</a>         <strong class="jxr_keyword">boolean</strong> multiple = channelQueues.size() &gt; 1;
<a class="jxr_linenumber" name="433" href="#433">433</a>         readDeviationActive = multiple &amp;&amp; minReadBytes &lt; maxReadBytes / 2;
<a class="jxr_linenumber" name="434" href="#434">434</a>         writeDeviationActive = multiple &amp;&amp; minWrittenBytes &lt; maxWrittenBytes / 2;
<a class="jxr_linenumber" name="435" href="#435">435</a>         cumulativeWrittenBytes.set(maxWrittenBytes);
<a class="jxr_linenumber" name="436" href="#436">436</a>         cumulativeReadBytes.set(maxReadBytes);
<a class="jxr_linenumber" name="437" href="#437">437</a>     }
<a class="jxr_linenumber" name="438" href="#438">438</a> 
<a class="jxr_linenumber" name="439" href="#439">439</a>     @Override
<a class="jxr_linenumber" name="440" href="#440">440</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">void</strong> doAccounting(<a href="../../../../../org/jboss/netty/handler/traffic/TrafficCounter.html">TrafficCounter</a> counter) {
<a class="jxr_linenumber" name="441" href="#441">441</a>         computeDeviationCumulativeBytes();
<a class="jxr_linenumber" name="442" href="#442">442</a>         <strong class="jxr_keyword">super</strong>.doAccounting(counter);
<a class="jxr_linenumber" name="443" href="#443">443</a>     }
<a class="jxr_linenumber" name="444" href="#444">444</a> 
<a class="jxr_linenumber" name="445" href="#445">445</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">long</strong> computeBalancedWait(<strong class="jxr_keyword">float</strong> maxLocal, <strong class="jxr_keyword">float</strong> maxGlobal, <strong class="jxr_keyword">long</strong> wait) {
<a class="jxr_linenumber" name="446" href="#446">446</a>         <strong class="jxr_keyword">if</strong> (maxGlobal == 0) {
<a class="jxr_linenumber" name="447" href="#447">447</a>             <em class="jxr_comment">// no change</em>
<a class="jxr_linenumber" name="448" href="#448">448</a>             <strong class="jxr_keyword">return</strong> wait;
<a class="jxr_linenumber" name="449" href="#449">449</a>         }
<a class="jxr_linenumber" name="450" href="#450">450</a>         <strong class="jxr_keyword">float</strong> ratio = maxLocal / maxGlobal;
<a class="jxr_linenumber" name="451" href="#451">451</a>         <em class="jxr_comment">// if in the boundaries, same value</em>
<a class="jxr_linenumber" name="452" href="#452">452</a>         <strong class="jxr_keyword">if</strong> (ratio &gt; maxDeviation) {
<a class="jxr_linenumber" name="453" href="#453">453</a>             <strong class="jxr_keyword">if</strong> (ratio &lt; 1 - maxDeviation) {
<a class="jxr_linenumber" name="454" href="#454">454</a>                 <strong class="jxr_keyword">return</strong> wait;
<a class="jxr_linenumber" name="455" href="#455">455</a>             } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="456" href="#456">456</a>                 ratio = slowDownFactor;
<a class="jxr_linenumber" name="457" href="#457">457</a>                 <strong class="jxr_keyword">if</strong> (wait &lt; MINIMAL_WAIT) {
<a class="jxr_linenumber" name="458" href="#458">458</a>                     wait = MINIMAL_WAIT;
<a class="jxr_linenumber" name="459" href="#459">459</a>                 }
<a class="jxr_linenumber" name="460" href="#460">460</a>             }
<a class="jxr_linenumber" name="461" href="#461">461</a>         } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="462" href="#462">462</a>             ratio = accelerationFactor;
<a class="jxr_linenumber" name="463" href="#463">463</a>         }
<a class="jxr_linenumber" name="464" href="#464">464</a>         <strong class="jxr_keyword">return</strong> (<strong class="jxr_keyword">long</strong>) (wait * ratio);
<a class="jxr_linenumber" name="465" href="#465">465</a>     }
<a class="jxr_linenumber" name="466" href="#466">466</a> 
<a class="jxr_linenumber" name="467" href="#467">467</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="468" href="#468">468</a> <em class="jxr_javadoccomment">     * @return the maxGlobalWriteSize</em>
<a class="jxr_linenumber" name="469" href="#469">469</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="470" href="#470">470</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">long</strong> getMaxGlobalWriteSize() {
<a class="jxr_linenumber" name="471" href="#471">471</a>         <strong class="jxr_keyword">return</strong> maxGlobalWriteSize;
<a class="jxr_linenumber" name="472" href="#472">472</a>     }
<a class="jxr_linenumber" name="473" href="#473">473</a> 
<a class="jxr_linenumber" name="474" href="#474">474</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="475" href="#475">475</a> <em class="jxr_javadoccomment">     * Note the change will be taken as best effort, meaning</em>
<a class="jxr_linenumber" name="476" href="#476">476</a> <em class="jxr_javadoccomment">     * that all already scheduled traffics will not be</em>
<a class="jxr_linenumber" name="477" href="#477">477</a> <em class="jxr_javadoccomment">     * changed, but only applied to new traffics.&lt;br&gt;</em>
<a class="jxr_linenumber" name="478" href="#478">478</a> <em class="jxr_javadoccomment">     * So the expected usage of this method is to be used not too often,</em>
<a class="jxr_linenumber" name="479" href="#479">479</a> <em class="jxr_javadoccomment">     * accordingly to the traffic shaping configuration.</em>
<a class="jxr_linenumber" name="480" href="#480">480</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="481" href="#481">481</a> <em class="jxr_javadoccomment">     * @param maxGlobalWriteSize the maximum Global Write Size allowed in the buffer</em>
<a class="jxr_linenumber" name="482" href="#482">482</a> <em class="jxr_javadoccomment">     *            globally for all channels before write suspended is set.</em>
<a class="jxr_linenumber" name="483" href="#483">483</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="484" href="#484">484</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setMaxGlobalWriteSize(<strong class="jxr_keyword">long</strong> maxGlobalWriteSize) {
<a class="jxr_linenumber" name="485" href="#485">485</a>         <strong class="jxr_keyword">this</strong>.maxGlobalWriteSize = maxGlobalWriteSize;
<a class="jxr_linenumber" name="486" href="#486">486</a>     }
<a class="jxr_linenumber" name="487" href="#487">487</a> 
<a class="jxr_linenumber" name="488" href="#488">488</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="489" href="#489">489</a> <em class="jxr_javadoccomment">     * @return the global size of the buffers for all queues.</em>
<a class="jxr_linenumber" name="490" href="#490">490</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="491" href="#491">491</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">long</strong> queuesSize() {
<a class="jxr_linenumber" name="492" href="#492">492</a>         <strong class="jxr_keyword">return</strong> queuesSize.get();
<a class="jxr_linenumber" name="493" href="#493">493</a>     }
<a class="jxr_linenumber" name="494" href="#494">494</a> 
<a class="jxr_linenumber" name="495" href="#495">495</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="496" href="#496">496</a> <em class="jxr_javadoccomment">     * @param newWriteLimit Channel write limit</em>
<a class="jxr_linenumber" name="497" href="#497">497</a> <em class="jxr_javadoccomment">     * @param newReadLimit Channel read limit</em>
<a class="jxr_linenumber" name="498" href="#498">498</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="499" href="#499">499</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> configureChannel(<strong class="jxr_keyword">long</strong> newWriteLimit, <strong class="jxr_keyword">long</strong> newReadLimit) {
<a class="jxr_linenumber" name="500" href="#500">500</a>         writeChannelLimit = newWriteLimit;
<a class="jxr_linenumber" name="501" href="#501">501</a>         readChannelLimit = newReadLimit;
<a class="jxr_linenumber" name="502" href="#502">502</a>         <strong class="jxr_keyword">long</strong> now = TrafficCounter.milliSecondFromNano();
<a class="jxr_linenumber" name="503" href="#503">503</a>         <strong class="jxr_keyword">for</strong> (PerChannel perChannel : channelQueues.values()) {
<a class="jxr_linenumber" name="504" href="#504">504</a>             perChannel.channelTrafficCounter.resetAccounting(now);
<a class="jxr_linenumber" name="505" href="#505">505</a>         }
<a class="jxr_linenumber" name="506" href="#506">506</a>     }
<a class="jxr_linenumber" name="507" href="#507">507</a> 
<a class="jxr_linenumber" name="508" href="#508">508</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="509" href="#509">509</a> <em class="jxr_javadoccomment">     * @return Channel write limit.</em>
<a class="jxr_linenumber" name="510" href="#510">510</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="511" href="#511">511</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">long</strong> getWriteChannelLimit() {
<a class="jxr_linenumber" name="512" href="#512">512</a>         <strong class="jxr_keyword">return</strong> writeChannelLimit;
<a class="jxr_linenumber" name="513" href="#513">513</a>     }
<a class="jxr_linenumber" name="514" href="#514">514</a> 
<a class="jxr_linenumber" name="515" href="#515">515</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="516" href="#516">516</a> <em class="jxr_javadoccomment">     * @param writeLimit Channel write limit</em>
<a class="jxr_linenumber" name="517" href="#517">517</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="518" href="#518">518</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setWriteChannelLimit(<strong class="jxr_keyword">long</strong> writeLimit) {
<a class="jxr_linenumber" name="519" href="#519">519</a>         writeChannelLimit = writeLimit;
<a class="jxr_linenumber" name="520" href="#520">520</a>         <strong class="jxr_keyword">long</strong> now = TrafficCounter.milliSecondFromNano();
<a class="jxr_linenumber" name="521" href="#521">521</a>         <strong class="jxr_keyword">for</strong> (PerChannel perChannel : channelQueues.values()) {
<a class="jxr_linenumber" name="522" href="#522">522</a>             perChannel.channelTrafficCounter.resetAccounting(now);
<a class="jxr_linenumber" name="523" href="#523">523</a>         }
<a class="jxr_linenumber" name="524" href="#524">524</a>     }
<a class="jxr_linenumber" name="525" href="#525">525</a> 
<a class="jxr_linenumber" name="526" href="#526">526</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="527" href="#527">527</a> <em class="jxr_javadoccomment">     * @return Channel read limit.</em>
<a class="jxr_linenumber" name="528" href="#528">528</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="529" href="#529">529</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">long</strong> getReadChannelLimit() {
<a class="jxr_linenumber" name="530" href="#530">530</a>         <strong class="jxr_keyword">return</strong> readChannelLimit;
<a class="jxr_linenumber" name="531" href="#531">531</a>     }
<a class="jxr_linenumber" name="532" href="#532">532</a> 
<a class="jxr_linenumber" name="533" href="#533">533</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="534" href="#534">534</a> <em class="jxr_javadoccomment">     * @param readLimit Channel read limit</em>
<a class="jxr_linenumber" name="535" href="#535">535</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="536" href="#536">536</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setReadChannelLimit(<strong class="jxr_keyword">long</strong> readLimit) {
<a class="jxr_linenumber" name="537" href="#537">537</a>         readChannelLimit = readLimit;
<a class="jxr_linenumber" name="538" href="#538">538</a>         <strong class="jxr_keyword">long</strong> now = TrafficCounter.milliSecondFromNano();
<a class="jxr_linenumber" name="539" href="#539">539</a>         <strong class="jxr_keyword">for</strong> (PerChannel perChannel : channelQueues.values()) {
<a class="jxr_linenumber" name="540" href="#540">540</a>             perChannel.channelTrafficCounter.resetAccounting(now);
<a class="jxr_linenumber" name="541" href="#541">541</a>         }
<a class="jxr_linenumber" name="542" href="#542">542</a>     }
<a class="jxr_linenumber" name="543" href="#543">543</a> 
<a class="jxr_linenumber" name="544" href="#544">544</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="545" href="#545">545</a> <em class="jxr_javadoccomment">     * Release all internal resources of this instance.</em>
<a class="jxr_linenumber" name="546" href="#546">546</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="547" href="#547">547</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">void</strong> release() {
<a class="jxr_linenumber" name="548" href="#548">548</a>         trafficCounter.stop();
<a class="jxr_linenumber" name="549" href="#549">549</a>     }
<a class="jxr_linenumber" name="550" href="#550">550</a> 
<a class="jxr_linenumber" name="551" href="#551">551</a>     <strong class="jxr_keyword">private</strong> <a href="../../../../../org/jboss/netty/handler/traffic/GlobalTrafficShapingHandler.html">PerChannel</a> getOrSetPerChannel(<a href="../../../../../org/jboss/netty/channel/ChannelHandlerContext.html">ChannelHandlerContext</a> ctx) {
<a class="jxr_linenumber" name="552" href="#552">552</a>         <em class="jxr_comment">// ensure creation is limited to one thread per channel</em>
<a class="jxr_linenumber" name="553" href="#553">553</a>         <a href="../../../../../org/jboss/netty/channel/Channel.html">Channel</a> channel = ctx.getChannel();
<a class="jxr_linenumber" name="554" href="#554">554</a>         Integer key = channel.hashCode();
<a class="jxr_linenumber" name="555" href="#555">555</a>         <a href="../../../../../org/jboss/netty/handler/traffic/GlobalTrafficShapingHandler.html">PerChannel</a> perChannel = channelQueues.get(key);
<a class="jxr_linenumber" name="556" href="#556">556</a>         <strong class="jxr_keyword">if</strong> (perChannel == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="557" href="#557">557</a>             perChannel = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/jboss/netty/handler/traffic/GlobalTrafficShapingHandler.html">PerChannel</a>();
<a class="jxr_linenumber" name="558" href="#558">558</a>             perChannel.messagesQueue = <strong class="jxr_keyword">new</strong> LinkedList&lt;ToSend&gt;();
<a class="jxr_linenumber" name="559" href="#559">559</a>             <em class="jxr_comment">// Don't start it since managed through the Global one</em>
<a class="jxr_linenumber" name="560" href="#560">560</a>             perChannel.channelTrafficCounter = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/jboss/netty/handler/traffic/TrafficCounter.html">TrafficCounter</a>(<strong class="jxr_keyword">this</strong>, <strong class="jxr_keyword">null</strong>, <span class="jxr_string">"ChannelTC"</span> +
<a class="jxr_linenumber" name="561" href="#561">561</a>                     ctx.getChannel().hashCode(), checkInterval);
<a class="jxr_linenumber" name="562" href="#562">562</a>             perChannel.queueSize = 0L;
<a class="jxr_linenumber" name="563" href="#563">563</a>             perChannel.lastReadTimestamp = TrafficCounter.milliSecondFromNano();
<a class="jxr_linenumber" name="564" href="#564">564</a>             perChannel.lastWriteTimestamp = perChannel.lastReadTimestamp;
<a class="jxr_linenumber" name="565" href="#565">565</a>             channelQueues.put(key, perChannel);
<a class="jxr_linenumber" name="566" href="#566">566</a>         }
<a class="jxr_linenumber" name="567" href="#567">567</a>         <strong class="jxr_keyword">return</strong> perChannel;
<a class="jxr_linenumber" name="568" href="#568">568</a>     }
<a class="jxr_linenumber" name="569" href="#569">569</a> 
<a class="jxr_linenumber" name="570" href="#570">570</a>     @Override
<a class="jxr_linenumber" name="571" href="#571">571</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> channelConnected(<a href="../../../../../org/jboss/netty/channel/ChannelHandlerContext.html">ChannelHandlerContext</a> ctx, <a href="../../../../../org/jboss/netty/channel/ChannelStateEvent.html">ChannelStateEvent</a> e) <strong class="jxr_keyword">throws</strong> Exception {
<a class="jxr_linenumber" name="572" href="#572">572</a>         getOrSetPerChannel(ctx);
<a class="jxr_linenumber" name="573" href="#573">573</a>         trafficCounter.resetCumulativeTime();
<a class="jxr_linenumber" name="574" href="#574">574</a>         <strong class="jxr_keyword">super</strong>.channelConnected(ctx, e);
<a class="jxr_linenumber" name="575" href="#575">575</a>     }
<a class="jxr_linenumber" name="576" href="#576">576</a> 
<a class="jxr_linenumber" name="577" href="#577">577</a>     @Override
<a class="jxr_linenumber" name="578" href="#578">578</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> channelClosed(<a href="../../../../../org/jboss/netty/channel/ChannelHandlerContext.html">ChannelHandlerContext</a> ctx, <a href="../../../../../org/jboss/netty/channel/ChannelStateEvent.html">ChannelStateEvent</a> e) <strong class="jxr_keyword">throws</strong> Exception {
<a class="jxr_linenumber" name="579" href="#579">579</a>         trafficCounter.resetCumulativeTime();
<a class="jxr_linenumber" name="580" href="#580">580</a>         <a href="../../../../../org/jboss/netty/channel/Channel.html">Channel</a> channel = ctx.getChannel();
<a class="jxr_linenumber" name="581" href="#581">581</a>         Integer key = channel.hashCode();
<a class="jxr_linenumber" name="582" href="#582">582</a>         <a href="../../../../../org/jboss/netty/handler/traffic/GlobalTrafficShapingHandler.html">PerChannel</a> perChannel = channelQueues.remove(key);
<a class="jxr_linenumber" name="583" href="#583">583</a>         <strong class="jxr_keyword">if</strong> (perChannel != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="584" href="#584">584</a>             <em class="jxr_comment">// write operations need synchronization</em>
<a class="jxr_linenumber" name="585" href="#585">585</a>             <strong class="jxr_keyword">synchronized</strong> (perChannel) {
<a class="jxr_linenumber" name="586" href="#586">586</a>                 queuesSize.addAndGet(-perChannel.queueSize);
<a class="jxr_linenumber" name="587" href="#587">587</a>                 perChannel.messagesQueue.clear();
<a class="jxr_linenumber" name="588" href="#588">588</a>             }
<a class="jxr_linenumber" name="589" href="#589">589</a>         }
<a class="jxr_linenumber" name="590" href="#590">590</a>         releaseWriteSuspended(ctx);
<a class="jxr_linenumber" name="591" href="#591">591</a>         releaseReadSuspended(ctx);
<a class="jxr_linenumber" name="592" href="#592">592</a>         <strong class="jxr_keyword">super</strong>.channelClosed(ctx, e);
<a class="jxr_linenumber" name="593" href="#593">593</a>     }
<a class="jxr_linenumber" name="594" href="#594">594</a> 
<a class="jxr_linenumber" name="595" href="#595">595</a>     @Override
<a class="jxr_linenumber" name="596" href="#596">596</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> messageReceived(<a href="../../../../../org/jboss/netty/channel/ChannelHandlerContext.html">ChannelHandlerContext</a> ctx, <a href="../../../../../org/jboss/netty/channel/MessageEvent.html">MessageEvent</a> evt)
<a class="jxr_linenumber" name="597" href="#597">597</a>             <strong class="jxr_keyword">throws</strong> Exception {
<a class="jxr_linenumber" name="598" href="#598">598</a>         <strong class="jxr_keyword">long</strong> now = TrafficCounter.milliSecondFromNano();
<a class="jxr_linenumber" name="599" href="#599">599</a>         <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="600" href="#600">600</a>             <a href="../../../../../org/jboss/netty/handler/traffic/AbstractTrafficShapingHandler.html">ReadWriteStatus</a> rws = checkAttachment(ctx);
<a class="jxr_linenumber" name="601" href="#601">601</a>             <strong class="jxr_keyword">long</strong> size = calculateSize(evt.getMessage());
<a class="jxr_linenumber" name="602" href="#602">602</a>             <strong class="jxr_keyword">if</strong> (size &gt; 0) {
<a class="jxr_linenumber" name="603" href="#603">603</a>                 <em class="jxr_comment">// compute the number of ms to wait before reopening the channel</em>
<a class="jxr_linenumber" name="604" href="#604">604</a>                 <em class="jxr_comment">// compute the number of ms to wait before reopening the channel</em>
<a class="jxr_linenumber" name="605" href="#605">605</a>                 <strong class="jxr_keyword">long</strong> waitGlobal = trafficCounter.readTimeToWait(size, getReadLimit(), maxTime, now);
<a class="jxr_linenumber" name="606" href="#606">606</a>                 Integer key = ctx.getChannel().hashCode();
<a class="jxr_linenumber" name="607" href="#607">607</a>                 <a href="../../../../../org/jboss/netty/handler/traffic/GlobalTrafficShapingHandler.html">PerChannel</a> perChannel = channelQueues.get(key);
<a class="jxr_linenumber" name="608" href="#608">608</a>                 <strong class="jxr_keyword">long</strong> wait = 0;
<a class="jxr_linenumber" name="609" href="#609">609</a>                 <strong class="jxr_keyword">if</strong> (perChannel != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="610" href="#610">610</a>                     wait = perChannel.channelTrafficCounter.readTimeToWait(size, readChannelLimit, maxTime, now);
<a class="jxr_linenumber" name="611" href="#611">611</a>                     <strong class="jxr_keyword">if</strong> (readDeviationActive) {
<a class="jxr_linenumber" name="612" href="#612">612</a>                         <em class="jxr_comment">// now try to balance between the channels</em>
<a class="jxr_linenumber" name="613" href="#613">613</a>                         <strong class="jxr_keyword">long</strong> maxLocalRead;
<a class="jxr_linenumber" name="614" href="#614">614</a>                         maxLocalRead = perChannel.channelTrafficCounter.getCumulativeReadBytes();
<a class="jxr_linenumber" name="615" href="#615">615</a>                         <strong class="jxr_keyword">long</strong> maxGlobalRead = cumulativeReadBytes.get();
<a class="jxr_linenumber" name="616" href="#616">616</a>                         <strong class="jxr_keyword">if</strong> (maxLocalRead &lt;= 0) {
<a class="jxr_linenumber" name="617" href="#617">617</a>                             maxLocalRead = 0;
<a class="jxr_linenumber" name="618" href="#618">618</a>                         }
<a class="jxr_linenumber" name="619" href="#619">619</a>                         <strong class="jxr_keyword">if</strong> (maxGlobalRead &lt; maxLocalRead) {
<a class="jxr_linenumber" name="620" href="#620">620</a>                             maxGlobalRead = maxLocalRead;
<a class="jxr_linenumber" name="621" href="#621">621</a>                         }
<a class="jxr_linenumber" name="622" href="#622">622</a>                         wait = computeBalancedWait(maxLocalRead, maxGlobalRead, wait);
<a class="jxr_linenumber" name="623" href="#623">623</a>                     }
<a class="jxr_linenumber" name="624" href="#624">624</a>                 }
<a class="jxr_linenumber" name="625" href="#625">625</a>                 <strong class="jxr_keyword">if</strong> (wait &lt; waitGlobal) {
<a class="jxr_linenumber" name="626" href="#626">626</a>                     wait = waitGlobal;
<a class="jxr_linenumber" name="627" href="#627">627</a>                 }
<a class="jxr_linenumber" name="628" href="#628">628</a>                 wait = checkWaitReadTime(ctx, wait, now);
<a class="jxr_linenumber" name="629" href="#629">629</a>                 <strong class="jxr_keyword">if</strong> (wait &gt;= MINIMAL_WAIT) { <em class="jxr_comment">// At least 10ms seems a minimal</em>
<a class="jxr_linenumber" name="630" href="#630">630</a>                     <em class="jxr_comment">// time in order to try to limit the traffic</em>
<a class="jxr_linenumber" name="631" href="#631">631</a>                     <strong class="jxr_keyword">if</strong> (release.get()) {
<a class="jxr_linenumber" name="632" href="#632">632</a>                         <strong class="jxr_keyword">return</strong>;
<a class="jxr_linenumber" name="633" href="#633">633</a>                     }
<a class="jxr_linenumber" name="634" href="#634">634</a>                     <a href="../../../../../org/jboss/netty/channel/Channel.html">Channel</a> channel = ctx.getChannel();
<a class="jxr_linenumber" name="635" href="#635">635</a>                     <strong class="jxr_keyword">if</strong> (channel != <strong class="jxr_keyword">null</strong> &amp;&amp; channel.isConnected()) {
<a class="jxr_linenumber" name="636" href="#636">636</a>                         <em class="jxr_comment">// Only AutoRead AND HandlerActive True means Context Active</em>
<a class="jxr_linenumber" name="637" href="#637">637</a>                         <strong class="jxr_keyword">if</strong> (logger.isDebugEnabled()) {
<a class="jxr_linenumber" name="638" href="#638">638</a>                             logger.debug(<span class="jxr_string">"Read suspend: "</span> + wait + ':' + channel.isReadable() + ':' +
<a class="jxr_linenumber" name="639" href="#639">639</a>                                     rws.readSuspend);
<a class="jxr_linenumber" name="640" href="#640">640</a>                         }
<a class="jxr_linenumber" name="641" href="#641">641</a>                         <strong class="jxr_keyword">if</strong> (timer == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="642" href="#642">642</a>                             <em class="jxr_comment">// Sleep since no executor</em>
<a class="jxr_linenumber" name="643" href="#643">643</a>                             <em class="jxr_comment">// logger.warn("Read sleep since no timer for "+wait+" ms for "+this);</em>
<a class="jxr_linenumber" name="644" href="#644">644</a>                             Thread.sleep(wait);
<a class="jxr_linenumber" name="645" href="#645">645</a>                             <strong class="jxr_keyword">return</strong>;
<a class="jxr_linenumber" name="646" href="#646">646</a>                         }
<a class="jxr_linenumber" name="647" href="#647">647</a>                         <strong class="jxr_keyword">if</strong> (channel.isReadable() &amp;&amp; ! rws.readSuspend) {
<a class="jxr_linenumber" name="648" href="#648">648</a>                             rws.readSuspend = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="649" href="#649">649</a>                             channel.setReadable(false);
<a class="jxr_linenumber" name="650" href="#650">650</a>                             <strong class="jxr_keyword">if</strong> (logger.isDebugEnabled()) {
<a class="jxr_linenumber" name="651" href="#651">651</a>                                 logger.debug(<span class="jxr_string">"Suspend final status =&gt; "</span> + channel.isReadable() + ':' +
<a class="jxr_linenumber" name="652" href="#652">652</a>                                         rws.readSuspend);
<a class="jxr_linenumber" name="653" href="#653">653</a>                             }
<a class="jxr_linenumber" name="654" href="#654">654</a>                             <em class="jxr_comment">// Create a Runnable to reactive the read if needed. If one was create before</em>
<a class="jxr_linenumber" name="655" href="#655">655</a>                             <em class="jxr_comment">// it will just be reused to limit object creation</em>
<a class="jxr_linenumber" name="656" href="#656">656</a>                             <strong class="jxr_keyword">if</strong> (rws.reopenReadTimerTask == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="657" href="#657">657</a>                                 rws.reopenReadTimerTask = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/jboss/netty/handler/traffic/AbstractTrafficShapingHandler.html">ReopenReadTimerTask</a>(ctx);
<a class="jxr_linenumber" name="658" href="#658">658</a>                             }
<a class="jxr_linenumber" name="659" href="#659">659</a>                             timeout = timer.newTimeout(rws.reopenReadTimerTask, wait,
<a class="jxr_linenumber" name="660" href="#660">660</a>                                     TimeUnit.MILLISECONDS);
<a class="jxr_linenumber" name="661" href="#661">661</a>                         }
<a class="jxr_linenumber" name="662" href="#662">662</a>                     }
<a class="jxr_linenumber" name="663" href="#663">663</a>                 }
<a class="jxr_linenumber" name="664" href="#664">664</a>             }
<a class="jxr_linenumber" name="665" href="#665">665</a>         } <strong class="jxr_keyword">finally</strong> {
<a class="jxr_linenumber" name="666" href="#666">666</a>             informReadOperation(ctx, now);
<a class="jxr_linenumber" name="667" href="#667">667</a>             <em class="jxr_comment">// The message is then forcedly passed to the next handler (not to super)</em>
<a class="jxr_linenumber" name="668" href="#668">668</a>             ctx.sendUpstream(evt);
<a class="jxr_linenumber" name="669" href="#669">669</a>         }
<a class="jxr_linenumber" name="670" href="#670">670</a>     }
<a class="jxr_linenumber" name="671" href="#671">671</a> 
<a class="jxr_linenumber" name="672" href="#672">672</a>     @Override
<a class="jxr_linenumber" name="673" href="#673">673</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">long</strong> checkWaitReadTime(<strong class="jxr_keyword">final</strong> <a href="../../../../../org/jboss/netty/channel/ChannelHandlerContext.html">ChannelHandlerContext</a> ctx, <strong class="jxr_keyword">long</strong> wait, <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong> now) {
<a class="jxr_linenumber" name="674" href="#674">674</a>         Integer key = ctx.getChannel().hashCode();
<a class="jxr_linenumber" name="675" href="#675">675</a>         <a href="../../../../../org/jboss/netty/handler/traffic/GlobalTrafficShapingHandler.html">PerChannel</a> perChannel = channelQueues.get(key);
<a class="jxr_linenumber" name="676" href="#676">676</a>         <strong class="jxr_keyword">if</strong> (perChannel != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="677" href="#677">677</a>             <strong class="jxr_keyword">if</strong> (wait &gt; maxTime &amp;&amp; now + wait - perChannel.lastReadTimestamp &gt; maxTime) {
<a class="jxr_linenumber" name="678" href="#678">678</a>                 wait = maxTime;
<a class="jxr_linenumber" name="679" href="#679">679</a>             }
<a class="jxr_linenumber" name="680" href="#680">680</a>         }
<a class="jxr_linenumber" name="681" href="#681">681</a>         <strong class="jxr_keyword">return</strong> wait;
<a class="jxr_linenumber" name="682" href="#682">682</a>     }
<a class="jxr_linenumber" name="683" href="#683">683</a> 
<a class="jxr_linenumber" name="684" href="#684">684</a>     @Override
<a class="jxr_linenumber" name="685" href="#685">685</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">void</strong> informReadOperation(<strong class="jxr_keyword">final</strong> <a href="../../../../../org/jboss/netty/channel/ChannelHandlerContext.html">ChannelHandlerContext</a> ctx, <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong> now) {
<a class="jxr_linenumber" name="686" href="#686">686</a>         Integer key = ctx.getChannel().hashCode();
<a class="jxr_linenumber" name="687" href="#687">687</a>         <a href="../../../../../org/jboss/netty/handler/traffic/GlobalTrafficShapingHandler.html">PerChannel</a> perChannel = channelQueues.get(key);
<a class="jxr_linenumber" name="688" href="#688">688</a>         <strong class="jxr_keyword">if</strong> (perChannel != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="689" href="#689">689</a>             perChannel.lastReadTimestamp = now;
<a class="jxr_linenumber" name="690" href="#690">690</a>         }
<a class="jxr_linenumber" name="691" href="#691">691</a>     }
<a class="jxr_linenumber" name="692" href="#692">692</a> 
<a class="jxr_linenumber" name="693" href="#693">693</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/jboss/netty/handler/traffic/GlobalTrafficShapingHandler.html">ToSend</a> {
<a class="jxr_linenumber" name="694" href="#694">694</a>         <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong> relativeTimeAction;
<a class="jxr_linenumber" name="695" href="#695">695</a>         <strong class="jxr_keyword">final</strong> <a href="../../../../../org/jboss/netty/channel/MessageEvent.html">MessageEvent</a> toSend;
<a class="jxr_linenumber" name="696" href="#696">696</a>         <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong> size;
<a class="jxr_linenumber" name="697" href="#697">697</a> 
<a class="jxr_linenumber" name="698" href="#698">698</a>         <strong class="jxr_keyword">private</strong> <a href="../../../../../org/jboss/netty/handler/traffic/GlobalTrafficShapingHandler.html">ToSend</a>(<strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong> delay, <strong class="jxr_keyword">final</strong> <a href="../../../../../org/jboss/netty/channel/MessageEvent.html">MessageEvent</a> toSend, <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong> size) {
<a class="jxr_linenumber" name="699" href="#699">699</a>             relativeTimeAction = delay;
<a class="jxr_linenumber" name="700" href="#700">700</a>             <strong class="jxr_keyword">this</strong>.toSend = toSend;
<a class="jxr_linenumber" name="701" href="#701">701</a>             <strong class="jxr_keyword">this</strong>.size = size;
<a class="jxr_linenumber" name="702" href="#702">702</a>         }
<a class="jxr_linenumber" name="703" href="#703">703</a>     }
<a class="jxr_linenumber" name="704" href="#704">704</a> 
<a class="jxr_linenumber" name="705" href="#705">705</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">long</strong> maximumCumulativeWrittenBytes() {
<a class="jxr_linenumber" name="706" href="#706">706</a>         <strong class="jxr_keyword">return</strong> cumulativeWrittenBytes.get();
<a class="jxr_linenumber" name="707" href="#707">707</a>     }
<a class="jxr_linenumber" name="708" href="#708">708</a> 
<a class="jxr_linenumber" name="709" href="#709">709</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">long</strong> maximumCumulativeReadBytes() {
<a class="jxr_linenumber" name="710" href="#710">710</a>         <strong class="jxr_keyword">return</strong> cumulativeReadBytes.get();
<a class="jxr_linenumber" name="711" href="#711">711</a>     }
<a class="jxr_linenumber" name="712" href="#712">712</a> 
<a class="jxr_linenumber" name="713" href="#713">713</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="714" href="#714">714</a> <em class="jxr_javadoccomment">     * To allow for instance doAccounting to use the TrafficCounter per channel.</em>
<a class="jxr_linenumber" name="715" href="#715">715</a> <em class="jxr_javadoccomment">     * @return the list of TrafficCounters that exists at the time of the call.</em>
<a class="jxr_linenumber" name="716" href="#716">716</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="717" href="#717">717</a>     <strong class="jxr_keyword">public</strong> Collection&lt;TrafficCounter&gt; channelTrafficCounters() {
<a class="jxr_linenumber" name="718" href="#718">718</a>         <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> AbstractCollection&lt;TrafficCounter&gt;() {
<a class="jxr_linenumber" name="719" href="#719">719</a>             @Override
<a class="jxr_linenumber" name="720" href="#720">720</a>             <strong class="jxr_keyword">public</strong> Iterator&lt;TrafficCounter&gt; iterator() {
<a class="jxr_linenumber" name="721" href="#721">721</a>                 <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> Iterator&lt;TrafficCounter&gt;() {
<a class="jxr_linenumber" name="722" href="#722">722</a>                     <strong class="jxr_keyword">final</strong> Iterator&lt;PerChannel&gt; iter = channelQueues.values().iterator();
<a class="jxr_linenumber" name="723" href="#723">723</a>                     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> hasNext() {
<a class="jxr_linenumber" name="724" href="#724">724</a>                         <strong class="jxr_keyword">return</strong> iter.hasNext();
<a class="jxr_linenumber" name="725" href="#725">725</a>                     }
<a class="jxr_linenumber" name="726" href="#726">726</a>                     <strong class="jxr_keyword">public</strong> <a href="../../../../../org/jboss/netty/handler/traffic/TrafficCounter.html">TrafficCounter</a> next() {
<a class="jxr_linenumber" name="727" href="#727">727</a>                         <strong class="jxr_keyword">return</strong> iter.next().channelTrafficCounter;
<a class="jxr_linenumber" name="728" href="#728">728</a>                     }
<a class="jxr_linenumber" name="729" href="#729">729</a>                     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> remove() {
<a class="jxr_linenumber" name="730" href="#730">730</a>                         <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> UnsupportedOperationException();
<a class="jxr_linenumber" name="731" href="#731">731</a>                     }
<a class="jxr_linenumber" name="732" href="#732">732</a>                 };
<a class="jxr_linenumber" name="733" href="#733">733</a>             }
<a class="jxr_linenumber" name="734" href="#734">734</a>             @Override
<a class="jxr_linenumber" name="735" href="#735">735</a>             <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> size() {
<a class="jxr_linenumber" name="736" href="#736">736</a>                 <strong class="jxr_keyword">return</strong> channelQueues.size();
<a class="jxr_linenumber" name="737" href="#737">737</a>             }
<a class="jxr_linenumber" name="738" href="#738">738</a>         };
<a class="jxr_linenumber" name="739" href="#739">739</a>     }
<a class="jxr_linenumber" name="740" href="#740">740</a> 
<a class="jxr_linenumber" name="741" href="#741">741</a>     @Override
<a class="jxr_linenumber" name="742" href="#742">742</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> writeRequested(<a href="../../../../../org/jboss/netty/channel/ChannelHandlerContext.html">ChannelHandlerContext</a> ctx, <a href="../../../../../org/jboss/netty/channel/MessageEvent.html">MessageEvent</a> evt)
<a class="jxr_linenumber" name="743" href="#743">743</a>             <strong class="jxr_keyword">throws</strong> Exception {
<a class="jxr_linenumber" name="744" href="#744">744</a>         <strong class="jxr_keyword">long</strong> wait = 0;
<a class="jxr_linenumber" name="745" href="#745">745</a>         <strong class="jxr_keyword">long</strong> size = calculateSize(evt.getMessage());
<a class="jxr_linenumber" name="746" href="#746">746</a>         <strong class="jxr_keyword">long</strong> now = TrafficCounter.milliSecondFromNano();
<a class="jxr_linenumber" name="747" href="#747">747</a>         <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="748" href="#748">748</a>             <strong class="jxr_keyword">if</strong> (size &gt; 0) {
<a class="jxr_linenumber" name="749" href="#749">749</a>                 <em class="jxr_comment">// compute the number of ms to wait before continue with the channel</em>
<a class="jxr_linenumber" name="750" href="#750">750</a>                 <strong class="jxr_keyword">long</strong> waitGlobal = trafficCounter.writeTimeToWait(size, getWriteLimit(), maxTime, now);
<a class="jxr_linenumber" name="751" href="#751">751</a>                 Integer key = ctx.getChannel().hashCode();
<a class="jxr_linenumber" name="752" href="#752">752</a>                 <a href="../../../../../org/jboss/netty/handler/traffic/GlobalTrafficShapingHandler.html">PerChannel</a> perChannel = channelQueues.get(key);
<a class="jxr_linenumber" name="753" href="#753">753</a>                 <strong class="jxr_keyword">if</strong> (perChannel != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="754" href="#754">754</a>                     wait = perChannel.channelTrafficCounter.writeTimeToWait(size, writeChannelLimit, maxTime, now);
<a class="jxr_linenumber" name="755" href="#755">755</a>                     <strong class="jxr_keyword">if</strong> (writeDeviationActive) {
<a class="jxr_linenumber" name="756" href="#756">756</a>                         <em class="jxr_comment">// now try to balance between the channels</em>
<a class="jxr_linenumber" name="757" href="#757">757</a>                         <strong class="jxr_keyword">long</strong> maxLocalWrite;
<a class="jxr_linenumber" name="758" href="#758">758</a>                         maxLocalWrite = perChannel.channelTrafficCounter.getCumulativeWrittenBytes();
<a class="jxr_linenumber" name="759" href="#759">759</a>                         <strong class="jxr_keyword">long</strong> maxGlobalWrite = cumulativeWrittenBytes.get();
<a class="jxr_linenumber" name="760" href="#760">760</a>                         <strong class="jxr_keyword">if</strong> (maxLocalWrite &lt;= 0) {
<a class="jxr_linenumber" name="761" href="#761">761</a>                             maxLocalWrite = 0;
<a class="jxr_linenumber" name="762" href="#762">762</a>                         }
<a class="jxr_linenumber" name="763" href="#763">763</a>                         <strong class="jxr_keyword">if</strong> (maxGlobalWrite &lt; maxLocalWrite) {
<a class="jxr_linenumber" name="764" href="#764">764</a>                             maxGlobalWrite = maxLocalWrite;
<a class="jxr_linenumber" name="765" href="#765">765</a>                         }
<a class="jxr_linenumber" name="766" href="#766">766</a>                         wait = computeBalancedWait(maxLocalWrite, maxGlobalWrite, wait);
<a class="jxr_linenumber" name="767" href="#767">767</a>                     }
<a class="jxr_linenumber" name="768" href="#768">768</a>                 }
<a class="jxr_linenumber" name="769" href="#769">769</a>                 <strong class="jxr_keyword">if</strong> (wait &lt; waitGlobal) {
<a class="jxr_linenumber" name="770" href="#770">770</a>                     wait = waitGlobal;
<a class="jxr_linenumber" name="771" href="#771">771</a>                 }
<a class="jxr_linenumber" name="772" href="#772">772</a>                 <strong class="jxr_keyword">if</strong> (wait &lt; MINIMAL_WAIT || release.get()) {
<a class="jxr_linenumber" name="773" href="#773">773</a>                     wait = 0;
<a class="jxr_linenumber" name="774" href="#774">774</a>                 }
<a class="jxr_linenumber" name="775" href="#775">775</a>             }
<a class="jxr_linenumber" name="776" href="#776">776</a>         } <strong class="jxr_keyword">finally</strong> {
<a class="jxr_linenumber" name="777" href="#777">777</a>             <em class="jxr_comment">// The message is scheduled</em>
<a class="jxr_linenumber" name="778" href="#778">778</a>             submitWrite(ctx, evt, size, wait, now);
<a class="jxr_linenumber" name="779" href="#779">779</a>         }
<a class="jxr_linenumber" name="780" href="#780">780</a>     }
<a class="jxr_linenumber" name="781" href="#781">781</a> 
<a class="jxr_linenumber" name="782" href="#782">782</a>     @Override
<a class="jxr_linenumber" name="783" href="#783">783</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">void</strong> submitWrite(<strong class="jxr_keyword">final</strong> <a href="../../../../../org/jboss/netty/channel/ChannelHandlerContext.html">ChannelHandlerContext</a> ctx, <strong class="jxr_keyword">final</strong> <a href="../../../../../org/jboss/netty/channel/MessageEvent.html">MessageEvent</a> evt,
<a class="jxr_linenumber" name="784" href="#784">784</a>             <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong> size, <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong> writedelay, <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong> now) <strong class="jxr_keyword">throws</strong> Exception {
<a class="jxr_linenumber" name="785" href="#785">785</a>         <a href="../../../../../org/jboss/netty/channel/Channel.html">Channel</a> channel = ctx.getChannel();
<a class="jxr_linenumber" name="786" href="#786">786</a>         Integer key = channel.hashCode();
<a class="jxr_linenumber" name="787" href="#787">787</a>         <a href="../../../../../org/jboss/netty/handler/traffic/GlobalTrafficShapingHandler.html">PerChannel</a> perChannel = channelQueues.get(key);
<a class="jxr_linenumber" name="788" href="#788">788</a>         <strong class="jxr_keyword">if</strong> (perChannel == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="789" href="#789">789</a>             <em class="jxr_comment">// in case write occurs before handlerAdded is raized for this handler</em>
<a class="jxr_linenumber" name="790" href="#790">790</a>             <em class="jxr_comment">// imply a synchronized only if needed</em>
<a class="jxr_linenumber" name="791" href="#791">791</a>             perChannel = getOrSetPerChannel(ctx);
<a class="jxr_linenumber" name="792" href="#792">792</a>         }
<a class="jxr_linenumber" name="793" href="#793">793</a>         <strong class="jxr_keyword">final</strong> <a href="../../../../../org/jboss/netty/handler/traffic/GlobalTrafficShapingHandler.html">ToSend</a> newToSend;
<a class="jxr_linenumber" name="794" href="#794">794</a>         <strong class="jxr_keyword">long</strong> delay = writedelay;
<a class="jxr_linenumber" name="795" href="#795">795</a>         <strong class="jxr_keyword">boolean</strong> globalSizeExceeded = false;
<a class="jxr_linenumber" name="796" href="#796">796</a>         <em class="jxr_comment">// write operations need synchronization</em>
<a class="jxr_linenumber" name="797" href="#797">797</a>         <strong class="jxr_keyword">synchronized</strong> (perChannel) {
<a class="jxr_linenumber" name="798" href="#798">798</a>             <strong class="jxr_keyword">if</strong> (writedelay == 0 &amp;&amp; perChannel.messagesQueue.isEmpty()) {
<a class="jxr_linenumber" name="799" href="#799">799</a>                 <strong class="jxr_keyword">if</strong> (!channel.isConnected()) {
<a class="jxr_linenumber" name="800" href="#800">800</a>                     <em class="jxr_comment">// ignore</em>
<a class="jxr_linenumber" name="801" href="#801">801</a>                     <strong class="jxr_keyword">return</strong>;
<a class="jxr_linenumber" name="802" href="#802">802</a>                 }
<a class="jxr_linenumber" name="803" href="#803">803</a>                 trafficCounter.bytesRealWriteFlowControl(size);
<a class="jxr_linenumber" name="804" href="#804">804</a>                 perChannel.channelTrafficCounter.bytesRealWriteFlowControl(size);
<a class="jxr_linenumber" name="805" href="#805">805</a>                 ctx.sendDownstream(evt);
<a class="jxr_linenumber" name="806" href="#806">806</a>                 perChannel.lastWriteTimestamp = now;
<a class="jxr_linenumber" name="807" href="#807">807</a>                 <strong class="jxr_keyword">return</strong>;
<a class="jxr_linenumber" name="808" href="#808">808</a>             }
<a class="jxr_linenumber" name="809" href="#809">809</a>             <strong class="jxr_keyword">if</strong> (delay &gt; maxTime &amp;&amp; now + delay - perChannel.lastWriteTimestamp &gt; maxTime) {
<a class="jxr_linenumber" name="810" href="#810">810</a>                 delay = maxTime;
<a class="jxr_linenumber" name="811" href="#811">811</a>             }
<a class="jxr_linenumber" name="812" href="#812">812</a>             <strong class="jxr_keyword">if</strong> (timer == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="813" href="#813">813</a>                 <em class="jxr_comment">// Sleep since no executor</em>
<a class="jxr_linenumber" name="814" href="#814">814</a>                 Thread.sleep(delay);
<a class="jxr_linenumber" name="815" href="#815">815</a>                 <strong class="jxr_keyword">if</strong> (!ctx.getChannel().isConnected()) {
<a class="jxr_linenumber" name="816" href="#816">816</a>                     <em class="jxr_comment">// ignore</em>
<a class="jxr_linenumber" name="817" href="#817">817</a>                     <strong class="jxr_keyword">return</strong>;
<a class="jxr_linenumber" name="818" href="#818">818</a>                 }
<a class="jxr_linenumber" name="819" href="#819">819</a>                 trafficCounter.bytesRealWriteFlowControl(size);
<a class="jxr_linenumber" name="820" href="#820">820</a>                 perChannel.channelTrafficCounter.bytesRealWriteFlowControl(size);
<a class="jxr_linenumber" name="821" href="#821">821</a>                 ctx.sendDownstream(evt);
<a class="jxr_linenumber" name="822" href="#822">822</a>                 perChannel.lastWriteTimestamp = now;
<a class="jxr_linenumber" name="823" href="#823">823</a>                 <strong class="jxr_keyword">return</strong>;
<a class="jxr_linenumber" name="824" href="#824">824</a>             }
<a class="jxr_linenumber" name="825" href="#825">825</a>             <strong class="jxr_keyword">if</strong> (!ctx.getChannel().isConnected()) {
<a class="jxr_linenumber" name="826" href="#826">826</a>                 <em class="jxr_comment">// ignore</em>
<a class="jxr_linenumber" name="827" href="#827">827</a>                 <strong class="jxr_keyword">return</strong>;
<a class="jxr_linenumber" name="828" href="#828">828</a>             }
<a class="jxr_linenumber" name="829" href="#829">829</a>             newToSend = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/jboss/netty/handler/traffic/GlobalTrafficShapingHandler.html">ToSend</a>(delay + now, evt, size);
<a class="jxr_linenumber" name="830" href="#830">830</a>             perChannel.messagesQueue.add(newToSend);
<a class="jxr_linenumber" name="831" href="#831">831</a>             perChannel.queueSize += size;
<a class="jxr_linenumber" name="832" href="#832">832</a>             queuesSize.addAndGet(size);
<a class="jxr_linenumber" name="833" href="#833">833</a>             checkWriteSuspend(ctx, delay, perChannel.queueSize);
<a class="jxr_linenumber" name="834" href="#834">834</a>             <strong class="jxr_keyword">if</strong> (queuesSize.get() &gt; maxGlobalWriteSize) {
<a class="jxr_linenumber" name="835" href="#835">835</a>                 globalSizeExceeded = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="836" href="#836">836</a>             }
<a class="jxr_linenumber" name="837" href="#837">837</a>         }
<a class="jxr_linenumber" name="838" href="#838">838</a>         <strong class="jxr_keyword">if</strong> (globalSizeExceeded) {
<a class="jxr_linenumber" name="839" href="#839">839</a>             setWritable(ctx, false);
<a class="jxr_linenumber" name="840" href="#840">840</a>         }
<a class="jxr_linenumber" name="841" href="#841">841</a>         <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong> futureNow = newToSend.relativeTimeAction;
<a class="jxr_linenumber" name="842" href="#842">842</a>         <strong class="jxr_keyword">final</strong> <a href="../../../../../org/jboss/netty/handler/traffic/GlobalTrafficShapingHandler.html">PerChannel</a> forSchedule = perChannel;
<a class="jxr_linenumber" name="843" href="#843">843</a>         timer.newTimeout(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/jboss/netty/util/TimerTask.html">TimerTask</a>() {
<a class="jxr_linenumber" name="844" href="#844">844</a>             <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> run(<a href="../../../../../org/jboss/netty/util/Timeout.html">Timeout</a> timeout) <strong class="jxr_keyword">throws</strong> Exception {
<a class="jxr_linenumber" name="845" href="#845">845</a>                 sendAllValid(ctx, forSchedule, futureNow);
<a class="jxr_linenumber" name="846" href="#846">846</a>             }
<a class="jxr_linenumber" name="847" href="#847">847</a>         }, delay, TimeUnit.MILLISECONDS);
<a class="jxr_linenumber" name="848" href="#848">848</a>     }
<a class="jxr_linenumber" name="849" href="#849">849</a> 
<a class="jxr_linenumber" name="850" href="#850">850</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> sendAllValid(<strong class="jxr_keyword">final</strong> <a href="../../../../../org/jboss/netty/channel/ChannelHandlerContext.html">ChannelHandlerContext</a> ctx, <strong class="jxr_keyword">final</strong> <a href="../../../../../org/jboss/netty/handler/traffic/GlobalTrafficShapingHandler.html">PerChannel</a> perChannel, <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong> now)
<a class="jxr_linenumber" name="851" href="#851">851</a>             <strong class="jxr_keyword">throws</strong> Exception {
<a class="jxr_linenumber" name="852" href="#852">852</a>         <em class="jxr_comment">// write operations need synchronization</em>
<a class="jxr_linenumber" name="853" href="#853">853</a>         <strong class="jxr_keyword">synchronized</strong> (perChannel) {
<a class="jxr_linenumber" name="854" href="#854">854</a>             <strong class="jxr_keyword">while</strong> (!perChannel.messagesQueue.isEmpty()) {
<a class="jxr_linenumber" name="855" href="#855">855</a>                 <a href="../../../../../org/jboss/netty/handler/traffic/GlobalTrafficShapingHandler.html">ToSend</a> newToSend = perChannel.messagesQueue.remove(0);
<a class="jxr_linenumber" name="856" href="#856">856</a>                 <strong class="jxr_keyword">if</strong> (newToSend.relativeTimeAction &lt;= now) {
<a class="jxr_linenumber" name="857" href="#857">857</a>                     <strong class="jxr_keyword">if</strong> (! ctx.getChannel().isConnected()) {
<a class="jxr_linenumber" name="858" href="#858">858</a>                         <em class="jxr_comment">// ignore</em>
<a class="jxr_linenumber" name="859" href="#859">859</a>                         <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="860" href="#860">860</a>                     }
<a class="jxr_linenumber" name="861" href="#861">861</a>                     <strong class="jxr_keyword">long</strong> size = newToSend.size;
<a class="jxr_linenumber" name="862" href="#862">862</a>                     trafficCounter.bytesRealWriteFlowControl(size);
<a class="jxr_linenumber" name="863" href="#863">863</a>                     perChannel.channelTrafficCounter.bytesRealWriteFlowControl(size);
<a class="jxr_linenumber" name="864" href="#864">864</a>                     perChannel.queueSize -= size;
<a class="jxr_linenumber" name="865" href="#865">865</a>                     queuesSize.addAndGet(-size);
<a class="jxr_linenumber" name="866" href="#866">866</a>                     ctx.sendDownstream(newToSend.toSend);
<a class="jxr_linenumber" name="867" href="#867">867</a>                     perChannel.lastWriteTimestamp = now;
<a class="jxr_linenumber" name="868" href="#868">868</a>                 } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="869" href="#869">869</a>                     perChannel.messagesQueue.add(0, newToSend);
<a class="jxr_linenumber" name="870" href="#870">870</a>                     <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="871" href="#871">871</a>                 }
<a class="jxr_linenumber" name="872" href="#872">872</a>             }
<a class="jxr_linenumber" name="873" href="#873">873</a>             <strong class="jxr_keyword">if</strong> (perChannel.messagesQueue.isEmpty()) {
<a class="jxr_linenumber" name="874" href="#874">874</a>                 releaseWriteSuspended(ctx);
<a class="jxr_linenumber" name="875" href="#875">875</a>             }
<a class="jxr_linenumber" name="876" href="#876">876</a>         }
<a class="jxr_linenumber" name="877" href="#877">877</a>     }
<a class="jxr_linenumber" name="878" href="#878">878</a> 
<a class="jxr_linenumber" name="879" href="#879">879</a>     @Override
<a class="jxr_linenumber" name="880" href="#880">880</a>     <strong class="jxr_keyword">public</strong> String toString() {
<a class="jxr_linenumber" name="881" href="#881">881</a>         <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> StringBuilder(340).append(<strong class="jxr_keyword">super</strong>.toString())
<a class="jxr_linenumber" name="882" href="#882">882</a>             .append(<span class="jxr_string">" Write Channel Limit: "</span>).append(writeChannelLimit)
<a class="jxr_linenumber" name="883" href="#883">883</a>             .append(<span class="jxr_string">" Read Channel Limit: "</span>).append(readChannelLimit).toString();
<a class="jxr_linenumber" name="884" href="#884">884</a>     }
<a class="jxr_linenumber" name="885" href="#885">885</a> }
</pre>
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